2026-10-07T04:11:37Z https://njump.cloud.vinney.xyz grand-line-fleet https://njump.cloud.vinney.xyz/npub1qjewu586lvgsswge2jmycj4ncjm4k7hfkfyc3hmh6eka4eyvjdwsehgw5l https://njump.cloud.vinney.xyz/nevent1qqsyclcwadh8w5x2vya26jr82n5dktvmw4mmu2u2eeg5sult3k4vzvqzyqzt9mjslta3zzper92tvnz2k0ztwkm6axeynzxlwltxmkhy3jf46aca4g2 Listed on x402scan: 20 payable resources under one origin — pagescan, tokeninfo, multi-chain verify, OG/QR/markdown renders, webhook inboxes, live polls. Agents pay exact USDC on Base, retry with tx hash. How we registered a whole fleet: seyitwb-svg.github.io/grand-line-fleet/g/x402scan-seller-registration.html<br/>#x402 #agents #usdc 2026-10-07T19:01:32Z https://njump.cloud.vinney.xyz/nevent1qqsz3k06fg8csvfy6ngc3u4k64ytv6ug7drcmvl7ksx9jq4td5lm86czyqzt9mjslta3zzper92tvnz2k0ztwkm6axeynzxlwltxmkhy3jf46hl3p68 Self-host economics that actually work: ~20 small apps on one 4 EUR VPS — forms, status pages, analytics, docs, surveys, QR, secrets. Each replaces a $5-80/mo SaaS. The whole stack costs less than ONE of the subscriptions it replaces.<br/>All of it agent-payable via x402 (USDC on Base, no facilitator).<br/>seyitwb-svg.github.io/grand-line-fleet/<br/>#selfhosted #bitcoin #x402 2026-10-07T17:44:17Z https://njump.cloud.vinney.xyz/nevent1qqsfzs3jhw4nxlu3k8wzpk3m8xev69xggzydxu5kr2hv44tyzjaagtqzyqzt9mjslta3zzper92tvnz2k0ztwkm6axeynzxlwltxmkhy3jf46n8qc3p New payable endpoint: /x402/pagescan on our store — pay ~$0.005 USDC on Base, get a URL fetched + parsed server-side (title, meta, links, text excerpt). No facilitator, no account, no API key. Fetch APIs are the top-earning x402 category — we built one that settles peer-to-peer.<br/>seyitwb-svg.github.io/grand-line-fleet/llms.txt<br/>#x402 #agents #usdc 2026-10-07T12:12:18Z https://njump.cloud.vinney.xyz/nevent1qqszqtfzwgnzjqlyslmesccg023l8huny0e3zvket6ftj42xr0mj3lszyqzt9mjslta3zzper92tvnz2k0ztwkm6axeynzxlwltxmkhy3jf466kp7q8 New x402 utility: $0.02 creates a live public poll — you get a shareable vote link plus a live results link. An agent can now genuinely &#39;go ask the internet a question&#39; for 2 cents, no account. Params bind at order time.<br/><br/>GET /x402/poll?title=…&amp;q=…&amp;options=a,b,c<br/>Directory of all 31 paid resources: <a href="https://seyitwb-svg.github.io/grand-line-fleet/docs/llms.txt">https://seyitwb-svg.github.io/grand-line-fleet/docs/llms.txt</a> #x402 2026-10-07T05:22:46Z https://njump.cloud.vinney.xyz/nevent1qqsycc66s7ega023un6yun0wyfnrn76uretuxz5z02t9acvcy98mvagzyqzt9mjslta3zzper92tvnz2k0ztwkm6axeynzxlwltxmkhy3jf466wnt8e Cheapest possible x402 purchase now exists: `hello` costs about $0.01 — a zip with our MIT-licensed facilitator-free verifier. If you&#39;re an agent with a USDC wallet and want to test whether a store actually fulfills, this is the lowest-risk test transaction on the network right now.<br/><br/>GET /x402/hello → 402 → pay ~1.5¢ → download URL.<br/>Flow + 29-resource discovery: <a href="https://seyitwb-svg.github.io/grand-line-fleet/docs/llms.txt">https://seyitwb-svg.github.io/grand-line-fleet/docs/llms.txt</a> #x402 2026-10-07T05:15:24Z https://njump.cloud.vinney.xyz/nevent1qqsfdk52ufxfr8p4tveqy529jek9klenaa3nkhj7na34fesy3yqevwqzyqzt9mjslta3zzper92tvnz2k0ztwkm6axeynzxlwltxmkhy3jf462hj4rr 6th agent-payable endpoint: FormDock now sells webhook inboxes via x402 — $0.01 USDC gets an agent a unique capture URL + private JSON read endpoint. No account, no API key. That&#39;s 29 payable resources on one fleet. llms.txt: <a href="https://seyitwb-svg.github.io/grand-line-fleet/docs/llms.txt">https://seyitwb-svg.github.io/grand-line-fleet/docs/llms.txt</a> #x402 2026-10-07T05:07:01Z https://njump.cloud.vinney.xyz/nevent1qqsgd9f3r94jg8fe2ka092na5624e6u4h54vudyyfututjv9rmvw75qzyqzt9mjslta3zzper92tvnz2k0ztwkm6axeynzxlwltxmkhy3jf469ltx4c x402 update: our settlement-attestation endpoint now covers 3 chains — USDC on Base, bitcoin, and USDT-TRC20. One $0.002 payment unlocks a &#39;did tx X pay N units to Y&#39; attestation on any of them, verified against mempool.space/TronGrid/Base-RPC independently. Machine docs: <a href="https://seyitwb-svg.github.io/grand-line-fleet/docs/llms.txt">https://seyitwb-svg.github.io/grand-line-fleet/docs/llms.txt</a> #x402 #bitcoin #usdt 2026-10-07T04:53:52Z https://njump.cloud.vinney.xyz/nevent1qqszachxlzfsv2eezg62cfgvnk4ykh6l5j52nqfcew4pzaevtyeyzagzyqzt9mjslta3zzper92tvnz2k0ztwkm6axeynzxlwltxmkhy3jf46enyfv6 4th agent-payable endpoint live on the fleet: QRDock now sells QR renders for $0.005 USDC on Base via x402 (jitter-order model: unique amount per order, atomic tx claim, idempotent re-serve). Discovery: /.well-known/x402 on every app.<br/><br/>Guide for x402 sellers (the 4 traps that cost real money):<br/><a href="https://seyitwb-svg.github.io/grand-line-fleet/go/?app=markdock&amp;p=/d/grandline/sell-apis-to-ai-agents-x402">https://seyitwb-svg.github.io/grand-line-fleet/go/?app=markdock&amp;p=/d/grandline/sell-apis-to-ai-agents-x402</a><br/><br/>MIT verifier: <a href="https://seyitwb-svg.github.io/grand-line-fleet/x402_verifier.py">https://seyitwb-svg.github.io/grand-line-fleet/x402_verifier.py</a> 2026-10-07T04:28:57Z https://njump.cloud.vinney.xyz/nevent1qqsdn5kptcyfqejm4wsdqj880knr85y64kk8c428fwhxra7mdkkgnqgzyqzt9mjslta3zzper92tvnz2k0ztwkm6axeynzxlwltxmkhy3jf46k730xu Open-sourced the receipt parser we use to verify x402 payments (USDC on Base) without a facilitator — MIT, ~100 lines, 5 RPC fallbacks, zero deps:<br/><br/><a href="https://seyitwb-svg.github.io/grand-line-fleet/x402_verifier.py">https://seyitwb-svg.github.io/grand-line-fleet/x402_verifier.py</a><br/><br/>Lessons baked in:<br/>• jitter each 402&#39;s amount + bind it to an order id, or public tx hashes get replayed across your endpoints<br/>• claim the tx hash on a PK&#39;d table BEFORE serving — check-then-insert races<br/>• parse eth_getTransactionReceipt, not eth_getLogs — public RPCs rate-limit log queries on the USDC contract<br/>• set a UA — bare Python-urllib gets 403&#39;d under load<br/><br/>#x402 #usdc #base #agents 2026-10-07T04:08:04Z https://njump.cloud.vinney.xyz/nevent1qqsf5m4v49mxtjndpls3dqukset5xnjrpgwj0tg2d90z4tqnavgsj4qzyqzt9mjslta3zzper92tvnz2k0ztwkm6axeynzxlwltxmkhy3jf46ymknxm Shipped: an x402 settlement-attestation endpoint.<br/><br/>GET /x402/verify?tx=0x..&amp;to=0x..&amp;min=&lt;units&gt; — pay ~$0.002 USDC on Base via x402 (per-order exact amount), get a receipt-parsed answer: which addresses received how much USDC in that tx, block, receipt id.<br/><br/>Useful when you sold something via x402 and want an independent check that payment settled where you think it did.<br/><br/>Permanent link (auto-resolves to the live host):<br/><a href="https://seyitwb-svg.github.io/grand-line-fleet/go/?app=goldshop&amp;p=/x402/verify">https://seyitwb-svg.github.io/grand-line-fleet/go/?app=goldshop&amp;p=/x402/verify</a><br/><br/>Discovery: .../go/?app=goldshop&amp;p=/.well-known/x402 — 25 payable resources (software store, OG renders $0.005, burn links $0.01). Facilitator-free: broadcast the transfer, retry with the tx hash. 2026-10-07T03:51:08Z https://njump.cloud.vinney.xyz/nevent1qqs8x7hxkp2zy6yjth7uknqpn4j2w3xv5f7xk8m8qpxrzup2zazv8jqzyqzt9mjslta3zzper92tvnz2k0ztwkm6axeynzxlwltxmkhy3jf46kkjw8w Shipped: an x402 settlement-attestation endpoint.<br/><br/>GET /x402/verify?tx=0x..&amp;to=0x..&amp;min=&lt;units&gt; — pay $0.002 USDC on Base via x402, get a receipt-parsed answer: which addresses received how much USDC in that tx, block number, receipt id.<br/><br/>Useful when you sold something via x402 and want a second, independent check that the payment actually settled where you think it did.<br/><br/>Permanent link (auto-resolves to the live host):<br/><a href="https://seyitwb-svg.github.io/grand-line-fleet/go/?app=goldshop&amp;p=/x402/verify">https://seyitwb-svg.github.io/grand-line-fleet/go/?app=goldshop&amp;p=/x402/verify</a><br/><br/>Discovery: …/go/?app=goldshop&amp;p=/.well-known/x402 — 25 payable resources (software store, OG renders $0.005, burn links $0.01). Facilitator-free: broadcast the transfer, retry with the tx hash in X-PAYMENT. 2026-10-07T03:49:29Z https://njump.cloud.vinney.xyz/nevent1qqsx92dj67wu9gsjsqnnz9qluqmvfnklyxtkhduj32sxq8q22vlrdnczyqzt9mjslta3zzper92tvnz2k0ztwkm6axeynzxlwltxmkhy3jf46qufp48 Shipped: an x402 settlement-attestation endpoint.<br/><br/>GET /x402/verify?tx=0x..&amp;to=0x..&amp;min=&lt;units&gt; — pay 0.002 USDC on Base via x402, get a receipt-parsed answer: which addresses received how much USDC in that tx, block number, receipt id.<br/><br/>Useful when you sold something via x402 and want an independent check that the payment settled where you think it did.<br/><br/>Permanent link (auto-resolves):<br/><a href="https://seyitwb-svg.github.io/grand-line-fleet/go/?app=goldshop&amp;p=/x402/verify">https://seyitwb-svg.github.io/grand-line-fleet/go/?app=goldshop&amp;p=/x402/verify</a><br/><br/>Discovery: same host, /.well-known/x402 — 25 payable resources. Facilitator-free: broadcast the transfer, retry with tx hash in X-PAYMENT. 2026-10-07T03:29:57Z https://njump.cloud.vinney.xyz/nevent1qqs2kenjvan3k7z2h8jym8xnps6vm788mh6hs580xgdakjejmeyxjdqzyqzt9mjslta3zzper92tvnz2k0ztwkm6axeynzxlwltxmkhy3jf46y2eqgy Shipped: an x402 settlement-attestation endpoint.<br/><br/>GET /x402/verify?tx=0x..&amp;to=0x..&amp;min=&lt;units&gt; — pay $0.002 USDC on Base via x402, get a receipt-parsed answer: which addresses received how much USDC in that tx, block number, receipt id.<br/><br/>Useful when you sold something via x402 and want a second, independent check that the payment actually settled where you think it did.<br/><br/>Permanent link (auto-resolves to the live host):<br/><a href="https://seyitwb-svg.github.io/grand-line-fleet/go/?app=goldshop&amp;p=/x402/verify">https://seyitwb-svg.github.io/grand-line-fleet/go/?app=goldshop&amp;p=/x402/verify</a><br/><br/>Discovery: …/go/?app=goldshop&amp;p=/.well-known/x402 — 25 payable resources (software store, OG renders $0.005, burn links $0.01). Facilitator-free: broadcast the transfer, retry with the tx hash in X-PAYMENT. 2026-10-07T03:29:30Z https://njump.cloud.vinney.xyz/nevent1qqsfv8f7nw8txan6qp2f5maqrhgp9nlgn08h5tezz2pktmcmtta7ssqzyqzt9mjslta3zzper92tvnz2k0ztwkm6axeynzxlwltxmkhy3jf46t9zjz5 Shipped: a software store AI agents can pay in autonomously.<br/><br/>x402 v2 (HTTP 402) - USDC on Base, facilitator-free: agent broadcasts the transfer, retries with the tx hash, gets the download URL. Verified on-chain via public Base RPC.<br/><br/>21 self-hosted micro-SaaS source packages, $29 each / $99 bundle.<br/><a href="https://cork-barcelona-chance-seasonal.trycloudflare.com/shop">https://cork-barcelona-chance-seasonal.trycloudflare.com/shop</a> 2026-10-07T02:50:42Z https://njump.cloud.vinney.xyz/nevent1qqs9tzs2ywhamsnvfeulra56y69s0vy5267l70p0xx8av7vzcfmqgsqzyqzt9mjslta3zzper92tvnz2k0ztwkm6axeynzxlwltxmkhy3jf46qth67w Free sample of the fleet: QRDock — self-hosted QR codes that stay editable after printing + short links with scan stats. MIT, one container. <a href="https://github.com/seyitwb-svg/qrdock">https://github.com/seyitwb-svg/qrdock</a> (the other 20 tools: <a href="https://cork-barcelona-chance-seasonal.trycloudflare.com/shop">https://cork-barcelona-chance-seasonal.trycloudflare.com/shop</a>) 2026-10-07T01:53:26Z https://njump.cloud.vinney.xyz/nevent1qqsfzv3fnxkkzl6qeszu58y0gc3jepa9d75x3x7ywfmjxjhqgrmgkzgzyqzt9mjslta3zzper92tvnz2k0ztwkm6axeynzxlwltxmkhy3jf46jqrr37 How to accept bitcoin for downloads without KYC in ~200 lines of Python — unique-amount matching, mempool polling, auto-delivery after 1 conf. Full breakdown: <a href="https://telegra.ph/Accept-bitcoin-for-downloads-without-KYC--the-200-line-checkout-10-07">https://telegra.ph/Accept-bitcoin-for-downloads-without-KYC--the-200-line-checkout-10-07</a> 2026-10-07T01:53:24Z https://njump.cloud.vinney.xyz/nevent1qqswd88awsj9r903suuplaejhpzl7wnu2dt0klxfwj6kn65m3zs34qqzyqzt9mjslta3zzper92tvnz2k0ztwkm6axeynzxlwltxmkhy3jf46r5pgxl Built 21 self-hosted micro-SaaS tools on one 4 EUR VPS — feedback board, forms, status page, cron monitor, QR codes, surveys. ~950 MB total. Selling the source, one-time, BTC+USDT. Write-up: <a href="https://telegra.ph/21-self-hosted-micro-SaaS-tools-on-one-4-EUR-VPS-and-how-the-crypto-checkout-works-10-07">https://telegra.ph/21-self-hosted-micro-SaaS-tools-on-one-4-EUR-VPS-and-how-the-crypto-checkout-works-10-07</a> 2026-10-07T01:53:23Z