OpenTechnical

OT-2026-000011935

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, pulsed blow-off before set-down, on a tool changer

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-2026-000011935) never changes.

Identity and time

Publication numberOT-2026-000011935 · never reused
Internal UUID01a0ae6d-1942-734d-9b41-1350ef024b59 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011935
StatusPUBLIC

Content hashes

Canonical textbfe0f117a8c5e3d3ee8d7f6b459663f8e90f4a16c763ce74f47970e087288f3f
Markdowna2f90eb764c8cb42d20945ea9ba5d66e24d671a499c8ec9a3e2c797742a1b25d
PDF
Publication page53a6e3fcd974d099510462675a4ad00a281bf04db24cfffad2c0ab0ae2650f8f
Manifestf85b8cc31268faf515995ea871e24ac0b527059e4e656ce8d95358687634e8fa

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
SignatureM9lOcoSuL66TXMrJoBC4C33n89M0awnyi5W0CirC9/0kqGUyI7dP4UZaHzfOQ60PDhr+HnvTL0163NjFs1uFDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:12:42.380471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011935
observed 53a6e3fcd974d099510462675a4ad00a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:42.362490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011935/manifest.json
observed f85b8cc31268faf515995ea871e24ac0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:42.343427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011935/publication.md
observed a2f90eb764c8cb42d20945ea9ba5d66e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:42.323393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011935/publication.txt
observed bfe0f117a8c5e3d3ee8d7f6b459663f8...
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.