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
63819093
Closed At
2026-08-06T01:52:38Z
Ledger Hash
45f164288a515483aa76d23b92ef02c2cf3783b05fef63b3f53df21864a9555a
Capture Method
Server-Sent Events
Captured At
Aug 6, 2026, 1:52 AM UTC
Entropy Data
{
  "closed_at": "2026-08-06T01:52:38Z",
  "hash": "45f164288a515483aa76d23b92ef02c2cf3783b05fef63b3f53df21864a9555a",
  "paging_token": "274100917295382528",
  "sequence": 63819093
}

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 3 m 10 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 6, 2026 1:47 AM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 6, 2026 1:52 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 2026-08-06T01:53:00Z, inserted_at 2026-08-06T01:52:42Z, stellar_commit 2026-08-06T01:55:03Z
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
8e0842d6554e5a222fad1d6fe590256bd672ab1066d4e43b3446ef00e65a4d82
Epoch Merkle Proof
depth 3 · R/L/R
Show Merkle path
  1. R 9c1d35700cd58c0bbbfcbe455ba87c4ec998b30cd8e3d3d3d31d8ca51f346b4e
  2. L 5c0391694f4857bd176ae945af53ddbeaffc991e862f75528df58b1b80da744a
  3. R 26c17d62d142575141008118152a81c8f7d13ab50cb23880949a34a6b88ee532
Epoch Merkle Root
c28fd0553b37d1e4b3b4f8b894b9951aa3f6897294be25fb676d7fda4235b661
On-Chain Transaction
Ledger: 63819119
On-chain time: 2026-08-06T01:55:03Z
MEMO_HASH: c28fd0553b37d1e4b3b4f8b894b9951aa3f6897294be25fb676d7fda4235b661

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