OpenTechnical

OT-2026-000008649

Publication integrity record

Two cup vacuum gripper, two zone face, plant vacuum fed, vented after set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000008649) never changes.

Identity and time

Publication numberOT-2026-000008649 · never reused
Internal UUID01a0ae6a-e46b-7c57-a5e4-e95fed520f81 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008649
StatusPUBLIC

Content hashes

Canonical textc25c138f573ab6555def1aae7e783aaeeb8dc440e1dd629426006c98b8adf8c7
Markdownf55ae37c1761a9bbd6d70f7a228e5880a213aacf7fe76dfb9494cb5983c5e6d9
PDF
Publication page85966eb622ed1172ad8fb2f9e72a64e551b0c72bda7192971558cc887b1d91c4
Manifestc6e3e96ec2832587881b3a586e1642e150d91ac6ab9a7823fef64e335da62489

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureFCeEM2iTR45w91h2xkW/CjU6y7rEGPgMQmEgMClo0lyEzzTw8eE93aYzV+ig9aECfOi08QThzVlO3yp/EUn8Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:37.362310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008649
observed 85966eb622ed1172ad8fb2f9e72a64e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:37.340782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008649/manifest.json
observed c6e3e96ec2832587881b3a586e1642e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:37.320214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008649/publication.md
observed f55ae37c1761a9bbd6d70f7a228e5880...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:37.301609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008649/publication.txt
observed c25c138f573ab6555def1aae7e783aae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.