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
63810282
Closed At
2026-08-05T12:06:40Z
Ledger Hash
bf1b71c7bdd6536036a4b67cc6447c62ae46ec3924108da7327b92a85db5e352
Capture Method
Server-Sent Events
Captured At
Aug 5, 2026, 12:06 PM UTC
Entropy Data
{
  "closed_at": "2026-08-05T12:06:40Z",
  "hash": "bf1b71c7bdd6536036a4b67cc6447c62ae46ec3924108da7327b92a85db5e352",
  "paging_token": "274063074338537472",
  "sequence": 63810282
}

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 7 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 12:02 PM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 5, 2026 12:06 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 2026-08-05T12:07:00Z, inserted_at 2026-08-05T12:06:44Z, stellar_commit 2026-08-05T12:10:03Z
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
6778a9382dc3477477e1adf4ea97f7ad68e687fd9a3f6e993fb4c229e284d8ad
Epoch Merkle Proof
depth 3 · L/R/R
Show Merkle path
  1. L 88856f8a4c0c2a07ac8fbd60357776d35df05088a3bbdf006a5fe301ef1c5ded
  2. R 1212b4da92432e87151cb72cb50b22443fd849acf60d6a8c1615150bee460100
  3. R 6e401514d0c2cdd47db88dc92f137f7ed45cc71a18ef938d0c530863baf9df85
Epoch Merkle Root
bb0a4884ea4ef02c2c99574942243c5b9573f993ec2931ceae2a3ca67824e561
On-Chain Transaction
Ledger: 63810318
On-chain time: 2026-08-05T12:10:03Z
MEMO_HASH: bb0a4884ea4ef02c2c99574942243c5b9573f993ec2931ceae2a3ca67824e561

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