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
63805937
Closed At
2026-08-05T05:19:46Z
Ledger Hash
6205c8bebd40bb4b3b486066814f7ae90acba46994af2021207bd59293cdd191
Capture Method
Server-Sent Events
Captured At
Aug 5, 2026, 5:19 AM UTC
Entropy Data
{
  "closed_at": "2026-08-05T05:19:46Z",
  "hash": "6205c8bebd40bb4b3b486066814f7ae90acba46994af2021207bd59293cdd191",
  "paging_token": "274044412705636352",
  "sequence": 63805937
}

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 1 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 5, 2026 5:14 AM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 5, 2026 5:19 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 2026-08-05T05:20:00Z, inserted_at 2026-08-05T05:19:52Z, stellar_commit 2026-08-05T05:20:04Z
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
cc4b5a50ec52487b895c0f2390dadfb4d3fe47478ef1aef02b59c07fd84d214e
Epoch Merkle Proof
depth 3 · R/R/L
Show Merkle path
  1. R d37300dc2c6e038a83ee197ca0e181a77f6875afd9f537d31ca4995876481319
  2. R 3af5290a630909c56594370a5d53f1fad8231179978bedb08410b348475c0176
  3. L fd9958e876494539dc9e604612973f71238b88253f1c22272dc5007278f89b72
Epoch Merkle Root
beb6722d5652695f5942eef230f6a3d67af902059f8d86a190c3e8430fd9417b
On-Chain Transaction
Ledger: 63805940
On-chain time: 2026-08-05T05:20:04Z
MEMO_HASH: beb6722d5652695f5942eef230f6a3d67af902059f8d86a190c3e8430fd9417b

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