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
63822918
Closed At
2026-08-06T07:50:27Z
Ledger Hash
814e97d5a8f719a792b617fe64e7f3ce50b4fae02dc9bb091c96e4517b6b36bb
Capture Method
Server-Sent Events
Captured At
Aug 6, 2026, 7:50 AM UTC
Entropy Data
{
  "closed_at": "2026-08-06T07:50:27Z",
  "hash": "814e97d5a8f719a792b617fe64e7f3ce50b4fae02dc9bb091c96e4517b6b36bb",
  "paging_token": "274117345545289728",
  "sequence": 63822918
}

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 5 m 11 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 7:45 AM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 6, 2026 7:50 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 2026-08-06T07:51:00Z, inserted_at 2026-08-06T07:50:30Z, stellar_commit 2026-08-06T07:55:03Z
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
0aa7889aed04831c9eeb7be51308ff7de952ea0233e0a88da75fbafa3a213b1f
Epoch Merkle Proof
depth 3 · R/R/R
Show Merkle path
  1. R 62d5b91c55fc6efee8a4a7264a1323a2e0be7d165624f809c32e08d3fbb3da39
  2. R f54776b5dc06fdb1de374fa1bce58f23b966a91bffa49c0a48850ef7218bf1be
  3. R 7974ac159aac48c09e29f3b30864d1760aad1a1aff1f7510e7fd107266556d2d
Epoch Merkle Root
a8d43566fcf1f7b27158b761284b8dcb2510dccb7870afc76a59990e63eeacf7
On-Chain Transaction
Ledger: 63822967
On-chain time: 2026-08-06T07:55:03Z
MEMO_HASH: a8d43566fcf1f7b27158b761284b8dcb2510dccb7870afc76a59990e63eeacf7

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