OpenTechnical

OT-2026-000035487

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000035487) never changes.

Identity and time

Publication numberOT-2026-000035487 · never reused
Internal UUID01a0ae76-b4c4-7fe1-808c-684993301360 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035487
StatusPUBLIC

Content hashes

Canonical text34ce06b3066c83486dbec77297bacd16af7188272f6f012043916a8f872cb475
Markdown9ba29398eb611e1f86832996f8c6d59bd14652b5b4064682f70af5f47e81b7c4
PDF
Publication pageaf6fc4c815bace7428c7c1e374229ac82f56aae391a86fac795830149caf4f9f
Manifest9cc2de2fcc33650b9dd43c512030c8c5bd38c34eb48bcfb35b7c6f047ec1353a

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
SignaturesZpwMSXr01xnyNoGSNWma526SkKYCK3zdeEP3btJIFoetb0eRTl2t4DmM1gMFl3+0MoKoPGZ/1bJSD4kEmobCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:26:54.055161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035487
observed af6fc4c815bace7428c7c1e374229ac8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:54.037345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035487/manifest.json
observed 9cc2de2fcc33650b9dd43c512030c8c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:54.017559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035487/publication.md
observed 9ba29398eb611e1f86832996f8c6d59b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:53.999798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035487/publication.txt
observed 34ce06b3066c83486dbec77297bacd16...
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.