Entropy Verification

All cryptographic checks passed within the Truestamp blockchain.

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Stellar Ledger

Raw entropy captured from the external source

Ledger Sequence
63810166
Closed At
2026-08-05T11:55:51Z
Ledger Hash
55132ae2bd316dfc6917b91bc58dd627ac7d46aa60975f688f2d503b79be2ab3
Capture Method
Server-Sent Events
Captured At
Aug 5, 2026, 11:55 AM UTC
Entropy Data
{
  "closed_at": "2026-08-05T11:55:51Z",
  "hash": "55132ae2bd316dfc6917b91bc58dd627ac7d46aa60975f688f2d503b79be2ab3",
  "paging_token": "274062576122331136",
  "sequence": 63810166
}

Submission Window

Each layer places this entropy observation between a submitted-after edge and a submitted-before edge. Only the submitted-before edge is grounded outside Truestamp, by a public-chain commitment transaction. The submitted-after edge is asserted by Truestamp's own block ordering and is not established by this proof. A witness Truestamp writes no commitment to, such as the NIST Beacon, can speak only to the submitted-after edge and so forms no window of its own.

Truestamp blocks
Truestamp-asserted window of 59 s

Both edges are read from Truestamp's own block clock. Neither is confirmed by an outside witness.

Stellar
Bounded to a 5 m 11 s window

The submitted-before edge comes from the Stellar commitment transaction. The submitted-after edge is asserted by Truestamp's block ordering, not by Stellar.

Bitcoin

The submitted-before edge comes from the Bitcoin commitment transaction. The submitted-after edge is asserted by Truestamp's block ordering, not by Bitcoin.

NIST Beacon
Submitted after
NIST Pulse
Aug 5, 2026 11:50 AM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 5, 2026 11:55 AM UTC
Submitted before
No NIST Commitment
Not witnessed
Truestamp writes no commitment to the NIST Beacon

The NIST Randomness Beacon is a signed public beacon, not a chain Truestamp commits to, so it can witness only the submitted-after edge. The pulse value is independently checkable in NIST's public records; its ordering against this subject is asserted by Truestamp's block ordering.

Verification

Pending

Verification status is being determined.

Internal Integrity
All 9 checks passed inside the Truestamp blockchain.
Show technical breakdown
Timing
committed_at 2026-08-05T11:56:00Z, inserted_at 2026-08-05T11:55:55Z, stellar_commit 2026-08-05T12:00:02Z
Blockchain
External Stellar verification skipped
External entropy source verification skipped
Public-Chain Verification
Stellar Public Pending

Queued to verify against Stellar.

Show technical details
Block Hash
085925ffd1c493e8c683b70f194958b26d3c5149206a8e50a030ba951e384b0c
Epoch Merkle Proof
depth 3 · R/R/R
Show Merkle path
  1. R 878dc5fcbc603926ee2fe780dfb1cafe5c5694fc25c875efe466df2d66ffcbb4
  2. R 77f712e5488f05a78c24c54a6bf09a5931a18471c9072e54816a59f347a537e6
  3. R f50675bbaaef13f720d49994a5d2eb9a29b10e9b6a7372bf44400357efee1990
Epoch Merkle Root
227a533bf778c69f741abe07ae09f6f6ea4e26c1224d482be9fecd1759147e5e
On-Chain Transaction
Ledger: 63810211
On-chain time: 2026-08-05T12:00:02Z
MEMO_HASH: 227a533bf778c69f741abe07ae09f6f6ea4e26c1224d482be9fecd1759147e5e

Proof Chain

Interactive visualization of the cryptographic proof path from your data to public blockchains. Tap any node for details.

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Proof

This self-contained proof has everything needed to independently verify this entropy observation, with no connection to Truestamp required. Verify it offline anytime using the open-source Truestamp CLI.

Protect Your Data With Cryptographic Proof

Prove when your files, documents, or data existed with permanent, tamper-proof records anyone can independently verify.

SHA-256 + Ed25519
Industry-standard cryptography
Merkle Tree Proofs
Efficient verification at any scale
Stellar & Bitcoin
Public blockchain commitments