neubuot/doichain-seal · v1.0.0

Tamper-evident timestamp on the Doichain blockchain

Sealed in block 436044

SHA-256: 31cc69b71f3853c254859fb9020139ab551237286f425529fe8e916d8f3a9dc6
Repository: neubuot/doichain-seal
Release / ref: v1.0.0
Commit: b9a809273c5f
File: doichain-seal-v1.0.0.tar.gz · 8130 bytes
Block: 436044 · 2026-10-13 14:48:51 UTC
Confirmations: 3371
Transaction: 48404faaf8386906648835e0ca6ff983f2b6e8c024dfe8c5eba5135ff90220e9
Name on chain: poe/31cc69b71f3853c254859fb9020139ab551237286f425529fe8e916d8f3a9dc6
Origin: Written by the DOI Labs API after verifying a GitHub Actions OIDC token for this repository and commit.
Workflow run: 38416309077

Badges for this file

[![Doichain Seal](https://doi-api.sendlabs.de/seal/31cc69b71f3853c254859fb9020139ab551237286f425529fe8e916d8f3a9dc6/seal.svg)](https://doi-api.sendlabs.de/seal/31cc69b71f3853c254859fb9020139ab551237286f425529fe8e916d8f3a9dc6)

compact: https://doi-api.sendlabs.de/seal/31cc69b71f3853c254859fb9020139ab551237286f425529fe8e916d8f3a9dc6/badge.svg

Verify it yourself

Download the release file, compute its SHA-256 and compare it with the hash above. Then read the name from the chain: with this API, with any Doichain node (name_show) or via the MCP server.

sha256sum doichain-seal-v1.0.0.tar.gz
# must print 31cc69b71f3853c254859fb9020139ab551237286f425529fe8e916d8f3a9dc6

curl https://doi-api.sendlabs.de/v1/poe/31cc69b71f3853c254859fb9020139ab551237286f425529fe8e916d8f3a9dc6

Independent check: Verifile · JSON · Merkle inclusion proof via GET /v1/tx/<txid>/proof

Doichain Seal is a free service by DOI Labs. The proof is the name poe/<sha256> on the public Doichain blockchain, this page only reads it. Anyone can verify a seal without this service, see the API or Verifile.