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
63814717
Closed At
2026-08-05T19:03:11Z
Ledger Hash
037b40dc6c673c8a0c0d264390c7329c168d6803b2fbdb85a627091a99cf7762
Capture Method
Server-Sent Events
Captured At
Aug 5, 2026, 7:03 PM UTC
Entropy Data
{
  "closed_at": "2026-08-05T19:03:11Z",
  "hash": "037b40dc6c673c8a0c0d264390c7329c168d6803b2fbdb85a627091a99cf7762",
  "paging_token": "274082122518495232",
  "sequence": 63814717
}

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 2 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 5, 2026 6:58 PM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 5, 2026 7:03 PM 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 2026-08-05T19:04:00Z, inserted_at 2026-08-05T19:03:13Z, stellar_commit 2026-08-05T19:05:04Z
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
dbc5dbedaa12e43db6f0a47bd55af1ca2a59c026d365dcc1cfc90d6dd234bbf4
Epoch Merkle Proof
depth 3 · L/L/R
Show Merkle path
  1. L 1875fec63e5112ba685d1eca16b41700ce84edd59272ac75294a5281f8a618a4
  2. L b2ba975f48485337f6f450d746eb5e5957485700321873e5210d3361ba4e78d2
  3. R 85bf7fcd90f07c9f3f090adb2bb1a0ab294b4b8e2f495d488479460857f86cfd
Epoch Merkle Root
5f4611c1894b4e3c435eb2f71110692452d2946c3d12b6e6d9db14a8e1f5e558
On-Chain Transaction
Ledger: 63814737
On-chain time: 2026-08-05T19:05:04Z
MEMO_HASH: 5f4611c1894b4e3c435eb2f71110692452d2946c3d12b6e6d9db14a8e1f5e558

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