OpenTechnical

OT-2026-000022636

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000022636) never changes.

Identity and time

Publication numberOT-2026-000022636 · never reused
Internal UUID01a0ae70-46e9-72c5-ab01-aa7dc9426f8a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022636
StatusPUBLIC

Content hashes

Canonical texte4682362932e9f780748b72aa74e50ee859e1916acb902cb1c6c2b405decd751
Markdown950100bb59a7a78c8650889e13b3176b8297d6ab52d5d4829ed9f156ed9edcc5
PDF
Publication pagea5560925941fb58cadf73ab957c9f1ae5465dd6dc6aaac929995a2da963ebe05
Manifesta44c49e5ccbdaa77a576c061ec75db46ff0b512456fe156916765d2759db0187

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
SignatureNO2Sg0+Sc8yRoBvZgHh8x9Wt7KY34qA8lj5UA2xMzPRrpg/5zBqhtS2ivCnBtpdGll3dWwNtni82ZRj3iIeJDA==
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

2026-09-17T11:52:00.885509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022636
observed a5560925941fb58cadf73ab957c9f1ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:00.869647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022636/manifest.json
observed a44c49e5ccbdaa77a576c061ec75db46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:00.851137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022636/publication.md
observed 950100bb59a7a78c8650889e13b3176b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:00.823159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022636/publication.txt
observed e4682362932e9f780748b72aa74e50ee...
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.