OpenTechnical

OT-2026-000083342

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented after 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-2026-000083342) never changes.

Identity and time

Publication numberOT-2026-000083342 · never reused
Internal UUID01a0ae97-c964-7ae3-a3e8-8fc482b74df4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083342
StatusPUBLIC

Content hashes

Canonical text2b21986d6c998efefd0a63f88f4b5a86162a1c0f0edfa7b2a97ee1b68a37b80e
Markdown56a88fdb709141faac3930363af7a5153a4236fdeed2272a54ae02b58c86a029
PDF
Publication page500d82a540e531510922d9b1ba1b21502b9ad1e6dcfd44eef8dc9050e3c6415a
Manifestac7e0c5aed8221db55344f7ce0c5324e1f4d09532bb8f0886fbcd8229b9db176

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
SignatureBkOI/xN3OBdB+bHXRlRekwH6dJVqsmqoqzyfI0AQLi3d2dRxfiAoKPlaL7+x24lkQK+rKXvY5D//CQDBQOCIDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:00:36.820773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083342
observed 500d82a540e531510922d9b1ba1b2150...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:36.797850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083342/manifest.json
observed ac7e0c5aed8221db55344f7ce0c5324e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:36.778954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083342/publication.md
observed 56a88fdb709141faac3930363af7a515...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:36.760957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083342/publication.txt
observed 2b21986d6c998efefd0a63f88f4b5a86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:44.545274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083342
observed 500d82a540e531510922d9b1ba1b2150...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:44.530061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083342/manifest.json
observed ac7e0c5aed8221db55344f7ce0c5324e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:44.514369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083342/publication.md
observed 56a88fdb709141faac3930363af7a515...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:44.496917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083342/publication.txt
observed 2b21986d6c998efefd0a63f88f4b5a86...
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.