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
63809574
Closed At
2026-08-05T11:00:22Z
Ledger Hash
60f7732cdffe9fd73eab914c02b8b46c6228ecfbbcc959a72a54c74121fc73c3
Capture Method
Server-Sent Events
Captured At
Aug 5, 2026, 11:00 AM UTC
Entropy Data
{
  "closed_at": "2026-08-05T11:00:22Z",
  "hash": "60f7732cdffe9fd73eab914c02b8b46c6228ecfbbcc959a72a54c74121fc73c3",
  "paging_token": "274060033501691904",
  "sequence": 63809574
}

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 17 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 10:56 AM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 5, 2026 11:00 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 2026-08-05T11:01:00Z, inserted_at 2026-08-05T11:00:27Z, stellar_commit 2026-08-05T11:05:06Z
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
918a72f1630492c1aeabe916b7886c8bc8260e53d4046e052346135743602d54
Epoch Merkle Proof
depth 3 · R/R/R
Show Merkle path
  1. R c27cadd81e9c52be7bd57e53a5570e0fda76fbf4b6c01e2ac4dd557ddea2d4e0
  2. R 45e7c9aa8997b3ed1060c72d1b9a768b72338866d7dff3a50db4ae98a1269f97
  3. R d5bdafe8c31cf58dd6a466571078bf05101c4b3d1a9ec4484ab62e2abd0a5472
Epoch Merkle Root
57b4ed1e4f13ef77a610f97b556215a67ea078f8b840c226dfbce9e1c0ecd0bc
On-Chain Transaction
Ledger: 63809624
On-chain time: 2026-08-05T11:05:06Z
MEMO_HASH: 57b4ed1e4f13ef77a610f97b556215a67ea078f8b840c226dfbce9e1c0ecd0bc

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