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
63811607
Closed At
2026-08-05T14:10:50Z
Ledger Hash
7e74d2ae22ad5ae5ef5074f36267e78283eab5e9ad4cdb327692a0e7fbb7d41f
Capture Method
Server-Sent Events
Captured At
Aug 5, 2026, 2:10 PM UTC
Entropy Data
{
  "closed_at": "2026-08-05T14:10:50Z",
  "hash": "7e74d2ae22ad5ae5ef5074f36267e78283eab5e9ad4cdb327692a0e7fbb7d41f",
  "paging_token": "274068765170204672",
  "sequence": 63811607
}

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 10 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 2:06 PM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 5, 2026 2:10 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 2026-08-05T14:11:00Z, inserted_at 2026-08-05T14:10:56Z, stellar_commit 2026-08-05T14:15:04Z
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
58f6e9a5795316d95dd5877574841d5f6bae44823620f98fb0c2b9189b3277da
Epoch Merkle Proof
depth 3 · L/R/R
Show Merkle path
  1. L 9a40d7ec4215b743234d3936c73db95b77d0dda04fbf6786d13978c7eb32ca07
  2. R a9d3fdad3560e0f14998367f8deef9722efd3524404eb07ebe3caef45dc0574a
  3. R eae59d85d10582b076a52e6b96c6c78819b886fe3b17e8d369575db71c64a28d
Epoch Merkle Root
49d390cd20cb12d69e3594a79edb2efb2736d2329ad7febb67fd98a86f02df67
On-Chain Transaction
Ledger: 63811652
On-chain time: 2026-08-05T14:15:04Z
MEMO_HASH: 49d390cd20cb12d69e3594a79edb2efb2736d2329ad7febb67fd98a86f02df67

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