OpenTechnical

OT-2026-000075314

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000075314) never changes.

Identity and time

Publication numberOT-2026-000075314 · never reused
Internal UUID01a0ae93-f200-7268-a5bf-604bf51f0cb7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075314
StatusPUBLIC

Content hashes

Canonical text9758cba061742d20c4563f1311ab0e192cf69addea92c2c6c31315de53ec07c5
Markdown54ffb50981857d1a0c5117133879e23b1f3f150f49b6c17f8ee2a82ef184faa0
PDF
Publication page76bbbaee6120a250d6201418de3d0f912a9c2f17c00f08b3308aa9e78bbbecde
Manifestbb8fd0dbc6d95386d43eea1bccdb382b0e308033fce42b2f7b97c117c83cab06

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
Signaturet0y1yzy1SXdJMRgUAuCeroAyUC4X44aQ0Vj8XC97u6knvZkts9CM2X5g/7zbJjfBstXfrjYJh2WD+p/oJ+w6AQ==
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

2026-09-17T10:17:08.514324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075314
observed 76bbbaee6120a250d6201418de3d0f91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:08.495713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075314/manifest.json
observed bb8fd0dbc6d95386d43eea1bccdb382b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:08.477482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075314/publication.md
observed 54ffb50981857d1a0c5117133879e23b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:08.456991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075314/publication.txt
observed 9758cba061742d20c4563f1311ab0e19...
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.