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
63814381
Closed At
2026-08-05T18:31:35Z
Ledger Hash
36c170b17631d0a3b733c783810bbecdafc17413213af3a5c794cc414c90d9eb
Capture Method
Server-Sent Events
Captured At
Aug 5, 2026, 6:31 PM UTC
Entropy Data
{
  "closed_at": "2026-08-05T18:31:35Z",
  "hash": "36c170b17631d0a3b733c783810bbecdafc17413213af3a5c794cc414c90d9eb",
  "paging_token": "274080679409483776",
  "sequence": 63814381
}

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 20 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 6:26 PM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 5, 2026 6:31 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 2026-08-05T18:32:00Z, inserted_at 2026-08-05T18:31:42Z, stellar_commit 2026-08-05T18:35:09Z
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
f3bf8e6e38c91943e774f43c556bca8f0fa152a393e9a63fc8ca57313b9a392a
Epoch Merkle Proof
depth 3 · L/R/R
Show Merkle path
  1. L e30c8c2068d4c05b2759735b5ec74b16cf0f81c7def279258b65a791b5ea9923
  2. R 97dea19e74cd2fc9a13e7537fb3deeb66a1c92c180544e46aff97156d7dea0c7
  3. R 5113ea048b3f3e345f777a927d393ea2ee6736392ce67b4513cc3880b2d7975b
Epoch Merkle Root
935210addb035318b9bdaaf709e6b7ac47fe79dfcd844395d691e5df87ed0875
On-Chain Transaction
Ledger: 63814419
On-chain time: 2026-08-05T18:35:09Z
MEMO_HASH: 935210addb035318b9bdaaf709e6b7ac47fe79dfcd844395d691e5df87ed0875

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