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
63823523
Closed At
2026-08-06T08:47:13Z
Ledger Hash
c68d2a465dedc8d8b7f715ca40135aeb02acd31d3873a94036dc410c4bed886f
Capture Method
Server-Sent Events
Captured At
Aug 6, 2026, 8:47 AM UTC
Entropy Data
{
  "closed_at": "2026-08-06T08:47:13Z",
  "hash": "c68d2a465dedc8d8b7f715ca40135aeb02acd31d3873a94036dc410c4bed886f",
  "paging_token": "274119944000503808",
  "sequence": 63823523
}

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 17 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 8:42 AM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 6, 2026 8:47 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 2026-08-06T08:48:00Z, inserted_at 2026-08-06T08:47:19Z, stellar_commit 2026-08-06T08:50:07Z
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
b2d9d88079993f56617cf33e266559968b40a03f2229386aaefaef1edcc8e9c7
Epoch Merkle Proof
depth 3 · R/L/R
Show Merkle path
  1. R 78ac5d34151f8073750e39f7ef15b707bf4a08e9056fc56b075fb5d77c2eae49
  2. L 3ab0346b8f9ec0721a12f2c4d3ac108ad0a537a522cbf23e97db9cdd4218d8a7
  3. R 0dbca137077fa60d04e9c19c7bdf9d74c850bee866d24e1236a18fa7f3b9888c
Epoch Merkle Root
d92170dacc00556cfa3afbe259935f1a2fe5f9ed7ef71ac31db6ed04f6f2da68
On-Chain Transaction
Ledger: 63823553
On-chain time: 2026-08-06T08:50:07Z
MEMO_HASH: d92170dacc00556cfa3afbe259935f1a2fe5f9ed7ef71ac31db6ed04f6f2da68

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