OpenTechnical

OT-2026-000022088

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000022088) never changes.

Identity and time

Publication numberOT-2026-000022088 · never reused
Internal UUID01a0ae6f-bb5c-7c34-a47e-b837d6a1cec6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:53.201585Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022088
StatusPUBLIC

Content hashes

Canonical textba96c4eb98e5017301f7d4aed9a5acdec4b253f3c09d855fe987edc6c1cc222a
Markdown4ee4db88032709ad4b2bfeed86c33db7e375ccbcf43e15e428c6c5424edd17d9
PDF
Publication page2e12084390603a80ff32a5e94b1034eb10846567c9bc13934bf911fd49448039
Manifest9e2e4cd209e07cd76d2ec49f6ba59f5c86c00e7a409e10c1a16ac693e3ca571c

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
Signature+0jb7bye0ajD7uHfKj3KC/SBTgRa4nMux3oEqg0qmqLp3b8UZHfV59WU5dekN1GyTS8esTsfuOKVTb8FACa1BA==
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

2026-09-17T11:54:47.122124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022088
observed 2e12084390603a80ff32a5e94b1034eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:47.103658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022088/manifest.json
observed 9e2e4cd209e07cd76d2ec49f6ba59f5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:47.083629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022088/publication.md
observed 4ee4db88032709ad4b2bfeed86c33db7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:47.066020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022088/publication.txt
observed ba96c4eb98e5017301f7d4aed9a5acde...
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.