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
63810642
Closed At
2026-08-05T12:40:18Z
Ledger Hash
bae7d4ef49ecb34b69325262917cca2b02f4ee0aebc545afd16d6f466c76b571
Capture Method
Server-Sent Events
Captured At
Aug 5, 2026, 12:40 PM UTC
Entropy Data
{
  "closed_at": "2026-08-05T12:40:18Z",
  "hash": "bae7d4ef49ecb34b69325262917cca2b02f4ee0aebc545afd16d6f466c76b571",
  "paging_token": "274064620526764032",
  "sequence": 63810642
}

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 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 12:36 PM UTC
Truestamp-asserted ordering
Captured
Entropy
Aug 5, 2026 12:40 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 2026-08-05T12:41:00Z, inserted_at 2026-08-05T12:40:25Z, stellar_commit 2026-08-05T12:45:03Z
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
2b9e327fe5672f38a42a4376264dcbdcbc56beebd0b894da00df1a41356f2ab3
Epoch Merkle Proof
depth 3 · R/R/R
Show Merkle path
  1. R ce9ef950583155cebab4f02e23c802a4c81714ec41ff2e3e93e164b204307ef5
  2. R b3b1132c239610df4a8047976a5a0f2033058226e14c3379ef8ed5e9af301e4c
  3. R 4f00b6c88e6be68ddd5d1715fb2d7e3ba02a45a7c62c950d51140b5f743b634c
Epoch Merkle Root
0359dddd1be95c47e87ec681cbf9460dfef0369191d5a2c95b12117441456534
On-Chain Transaction
Ledger: 63810693
On-chain time: 2026-08-05T12:45:03Z
MEMO_HASH: 0359dddd1be95c47e87ec681cbf9460dfef0369191d5a2c95b12117441456534

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