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
63816513
Closed At
2026-08-05T21:51:09Z
Ledger Hash
3da4a83902d4e8e0ef3171df524c0a365c23282912bb6478b79039e7795634e2
Capture Method
Server-Sent Events
Captured At
Aug 5, 2026, 9:51 PM UTC
Entropy Data
{
  "closed_at": "2026-08-05T21:51:09Z",
  "hash": "3da4a83902d4e8e0ef3171df524c0a365c23282912bb6478b79039e7795634e2",
  "paging_token": "274089836279758848",
  "sequence": 63816513
}

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 4 m 15 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 9:46 PM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 5, 2026 9:51 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 2026-08-05T21:52:00Z, inserted_at 2026-08-05T21:51:16Z, stellar_commit 2026-08-05T21:55:07Z
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
2fa5e7cd2d018e68e79b95f42ecdf81edb1ec3a07fac4e246e339e6e91a88a9b
Epoch Merkle Proof
depth 3 · L/R/R
Show Merkle path
  1. L 9a6fa7f32a466ed5db425e5c7e9bce276239d40243df31f0b065522268f4daef
  2. R 37334cc091b0dda95b3928a666a35f34a1a07f33f07d04a59ba22122121f6122
  3. R fd27d07c7cc0f9535211cd7cfb9bfe2c4504d6acb88697762b8e3b065f58ed94
Epoch Merkle Root
b6747f249a9c8fa006dd4ebe457b3fbbe6cca89b06704b9f5a8d03e54173f829
On-Chain Transaction
Ledger: 63816555
On-chain time: 2026-08-05T21:55:07Z
MEMO_HASH: b6747f249a9c8fa006dd4ebe457b3fbbe6cca89b06704b9f5a8d03e54173f829

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