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
63818952
Closed At
2026-08-06T01:39:30Z
Ledger Hash
413ef50a46d850c577e1f33c3948890c91f4eaec069710e229ef3b1eda8810fa
Capture Method
Server-Sent Events
Captured At
Aug 6, 2026, 1:39 AM UTC
Entropy Data
{
  "closed_at": "2026-08-06T01:39:30Z",
  "hash": "413ef50a46d850c577e1f33c3948890c91f4eaec069710e229ef3b1eda8810fa",
  "paging_token": "274100311704993792",
  "sequence": 63818952
}

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 6 m 13 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 1:35 AM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 6, 2026 1:39 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 2026-08-06T01:40:00Z, inserted_at 2026-08-06T01:39:35Z, stellar_commit 2026-08-06T01:45:05Z
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
620a0a128af76fe916cc3d348d8d9100bb638669d691e5ea1d93493097ce4eb2
Epoch Merkle Proof
depth 3 · R/R/R
Show Merkle path
  1. R 21a08c42d402de42110c107134592d00096c84c9542ddbde4a27656a57248e69
  2. R 73ba4429db498bfe0de74f2a20bfdb6ade4cb612a8d09e67faca290c83ba41f7
  3. R 4127f18b045fdcb7d92216cd8fe27c435c469709edc5189e6f166744da5b4095
Epoch Merkle Root
1ca22c0275eb9b99c9d6d69db5bd2aeff55bd6f7967d81a13e419fe04a9c3b67
On-Chain Transaction
Ledger: 63819012
On-chain time: 2026-08-06T01:45:05Z
MEMO_HASH: 1ca22c0275eb9b99c9d6d69db5bd2aeff55bd6f7967d81a13e419fe04a9c3b67

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