OpenTechnical

OT-2026-000076707

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, two stage ejector, pressure sensor per zone, 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-2026-000076707) never changes.

Identity and time

Publication numberOT-2026-000076707 · never reused
Internal UUID01a0ae94-b06f-7e1c-97d1-72d09157e5e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076707
StatusPUBLIC

Content hashes

Canonical text50a8fa4a47ab326986a99d08b1592d061577d1a54d41326a813993e44636cc12
Markdownf37a0a093495ae5e9e073e68e75046c56be6cb832588cc54fda9c1528abbe28f
PDF
Publication page9b356c4a3f2a474e522b403d1ac35ff1aaff44ba4607666e20ee4a355c38ba8c
Manifest53b4458a575105ad40cea82b6d6c6a3e94982d47566adc77c4b84af0dc5c564a

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
SignaturexeoPctOBKM0JCpAQvlv8uOz975J0c+P49lB4/LRPgRh35PZ8aPeh180q+aXQ2Ll+n72hdH3ZCYsBBj/za4sgAQ==
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

2026-09-17T10:09:28.406819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076707
observed 9b356c4a3f2a474e522b403d1ac35ff1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:28.389831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076707/manifest.json
observed 53b4458a575105ad40cea82b6d6c6a3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:28.370628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076707/publication.md
observed f37a0a093495ae5e9e073e68e75046c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:28.351996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076707/publication.txt
observed 50a8fa4a47ab326986a99d08b1592d06...
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.