OpenTechnical

OT-2026-000076567

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, 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-2026-000076567) never changes.

Identity and time

Publication numberOT-2026-000076567 · never reused
Internal UUID01a0ae94-b06d-7156-b427-57a734af744f · 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-2026-000076567
StatusPUBLIC

Content hashes

Canonical text5136b4b17a4a02f4e768915fc17f5748872b37395daa1a7762f43233b82a8191
Markdown76cbd7b9527889949931b99c9740c4f623c904d7f4ca6796146ed0101df8e97a
PDF
Publication page3c55764e89fa9eca9257519062f8df93b6536b19bcebaf04cc7ffb4a8169ffaf
Manifestcf18cf5f3f791c65af51a18323be24aedc72b9475f4de675e3c21b20ac1fa2b2

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
Signaturet87i+VlCUsM5lvlzTWerGv1QYoAGGI63Rio6K9S4ArZ+le9ysoa6VDa6EZ2G7mvFnp9ICy8cWbfgy5Egq6MBCg==
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

2026-09-17T10:09:17.182959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076567
observed 3c55764e89fa9eca9257519062f8df93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:17.162476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076567/manifest.json
observed cf18cf5f3f791c65af51a18323be24ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:17.144050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076567/publication.md
observed 76cbd7b9527889949931b99c9740c4f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:17.124600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076567/publication.txt
observed 5136b4b17a4a02f4e768915fc17f5748...
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.