OpenTechnical

OT-2026-000033936

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000033936) never changes.

Identity and time

Publication numberOT-2026-000033936 · never reused
Internal UUID01a0ae75-df0b-7ef2-9509-f0fe4799e059 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033936
StatusPUBLIC

Content hashes

Canonical textd56cda039a13c173e253d0f8ede1aa8ae75c409bc5f0d472de8090e97239330a
Markdownf78efe6f594d1a374f6b757e8b499b9a26a8feda4ec0669e1bb11737337a4361
PDF
Publication page1330403f62f528d0df0a85ee1ca9a6c1f84b92435bf1f0a48d46a49d3820f7c6
Manifestb752550223cc13c48b25cb52db0f11c9200cde52e553610d3cc822ffa6b7b768

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
SignaturegIpWaC7MJtvSyFH6mJDxPOXtycZFr9xocoGKY4pyboWTtdhE4lqS0/0Djx893JT8FBWyfqDOOeBLi0cqmlQkBA==
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

2026-09-17T11:30:47.446493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033936
observed 1330403f62f528d0df0a85ee1ca9a6c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:47.429040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033936/manifest.json
observed b752550223cc13c48b25cb52db0f11c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:47.410571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033936/publication.md
observed f78efe6f594d1a374f6b757e8b499b9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:47.385525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033936/publication.txt
observed d56cda039a13c173e253d0f8ede1aa8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:02.391920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033936
observed 1330403f62f528d0df0a85ee1ca9a6c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:02.372385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033936/manifest.json
observed b752550223cc13c48b25cb52db0f11c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:02.354035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033936/publication.md
observed f78efe6f594d1a374f6b757e8b499b9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:02.334276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033936/publication.txt
observed d56cda039a13c173e253d0f8ede1aa8a...
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.