OpenTechnical

OT-2026-000075790

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, 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-2026-000075790) never changes.

Identity and time

Publication numberOT-2026-000075790 · never reused
Internal UUID01a0ae94-29fe-72a3-86c3-662d080471ba · 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-2026-000075790
StatusPUBLIC

Content hashes

Canonical text33804ec02e0e10fb7438b593fef594aa52e85bd02504c0115764eddf32628cca
Markdownf469235774307443718138d3dd9b85db4766a1b73256e82a5873b14cecd99aee
PDF
Publication pageb5868e291b89f0c9e8129abcedf2553af9acd7d7d7f125aa9dce31635812e4b3
Manifest940e67704b1253a0898513b9ba6065a68d145ba5797b7cf98b845b6c45861a60

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
SignaturesvHAIKeVz+C5VDsPaS3Baqb1QNNdsb8W7o84SV24U51YnPEkyLOYkyo3+cJmNuT2Uugjxq7Yy6FrUJjmIcr/CQ==
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

2026-09-17T10:14:15.472988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075790
observed b5868e291b89f0c9e8129abcedf2553a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:15.454806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075790/manifest.json
observed 940e67704b1253a0898513b9ba6065a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:15.314800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075790/publication.md
observed f469235774307443718138d3dd9b85db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:15.296614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075790/publication.txt
observed 33804ec02e0e10fb7438b593fef594aa...
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.