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ProofCore

Cryptographic evidence infrastructure that anchors hashes of digital artifacts to the TON blockchain

Visit proofcore.org →Docs

ProofCore turns messages, emails, files, AI outputs, and software releases into independently verifiable cryptographic commitments. It computes SHA-256 digests, builds RFC 6962 Merkle trees, and anchors Merkle roots as transactions on TON blockchain without storing raw payloads. Access is provided via a Telegram bot (@ProofCoreBot), an email ingestion address (sealit@proofcore.org) with DKIM verification, a zero-auth M2M API (POST https://api.proofcore.org/api/v0.1/seal), and a GitHub Actions action (@ProofCore-Protocol/proofcore-action@v1) for release notarization with OIDC builder authentication. Evidence packages include standalone offline verifiers (verify.py, verify.html) so proofs can be checked against TON nodes without ProofCore servers. The site claims alignment with US FRE 902(13)/(14), EU eIDAS 2.0 and EU AI Act Art. 50, and SLSA Level 3.

Category
Security
Pricing
freemium
Free tier
yes
API
yes
MCP server
yes
SDK
yes
Open source
unknown

#blockchain#notarization#proof-of-existence#merkle-tree#sha-256#ton#timestamping#supply-chain

Listed 2026-10-29 · last verified 2026-10-29 · extracted by @cf/zai-org/glm-5.3-flash · confidence 0.85

API
curl https://toolgrep.com/api/products/proofcore