OpenTechnical

OT-2026-000075870

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, vented 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-2026-000075870) never changes.

Identity and time

Publication numberOT-2026-000075870 · never reused
Internal UUID01a0ae94-29ff-7c68-a761-edaa937a2678 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075870
StatusPUBLIC

Content hashes

Canonical text88ad22e0bc62435f8859c09351df3aca7bfc5919152bfd4bce669cbdade38a4e
Markdowne1f01b14aac6a9301e5866eec17013b8bd643a85f094a37bd0ac0286f4dae359
PDF
Publication pagea59ead65898e7a007644d5ea0b388b314f7e01f8a52117fd94ecf1d61669379d
Manifestbaaac44821f85b4bbdcd3bc8f98c33efc4b8be5a0066593f7c859e91f6e2e49a

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
SignatureoT693Yr8uL8GnYW3bCPjIKf4yyzwdntAWVh2SaR+p1AHJu8RrfM+wlXqwfTuZqBZKIelP37X8Hvzs3vWEcUjDg==
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

2026-09-17T10:14:37.524007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075870
observed a59ead65898e7a007644d5ea0b388b31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:37.506462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075870/manifest.json
observed baaac44821f85b4bbdcd3bc8f98c33ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:37.487374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075870/publication.md
observed e1f01b14aac6a9301e5866eec17013b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:37.468933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075870/publication.txt
observed 88ad22e0bc62435f8859c09351df3aca...
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.