OpenTechnical

OT-2026-000075319

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, 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-2026-000075319) never changes.

Identity and time

Publication numberOT-2026-000075319 · never reused
Internal UUID01a0ae93-f200-7a83-b06a-f679decf0a62 · 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-2026-000075319
StatusPUBLIC

Content hashes

Canonical text4821dcf749051edf7747b5885997056ef8463fc8b7a42429fafbbbd6031ba462
Markdown74e14ddd502b8f9fcab913f84ffc841fcf272eb1cb601d167666ccd2ee4994db
PDF
Publication pageff6c296851b3b9136dafa8b723bc20f2f7bac765a1a5a7034655016a8ecf6cf5
Manifeste16f32e90a3fa29a3efc8de7e968a8a32aac4372881732a96a935af8f84b47cc

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
SignaturesojE08EhfRjqv7lT2x91O6FjLJZZKJwO66WV8cuf1u4WEYM8Bu9bRjUTnahXgoPVTa2lczl/QIwUtJXR7eOJDg==
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

2026-09-17T10:17:09.467323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075319
observed ff6c296851b3b9136dafa8b723bc20f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:09.447450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075319/manifest.json
observed e16f32e90a3fa29a3efc8de7e968a8a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:09.306016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075319/publication.md
observed 74e14ddd502b8f9fcab913f84ffc841f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:09.236885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075319/publication.txt
observed 4821dcf749051edf7747b5885997056e...
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.