OpenTechnical

OT-2026-000091596

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, pressure sensor per zone, sustained 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-2026-000091596) never changes.

Identity and time

Publication numberOT-2026-000091596 · never reused
Internal UUID01a0ae9d-43b8-706b-af15-9684459efb65 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091596
StatusPUBLIC

Content hashes

Canonical text2c58a613ab5df9f1979eeb32a8f44bdace057170124ad7540119850128ae9304
Markdown8a8c219cf85cb16d23a0979e8d6a60c8ff579b4eafb11cfe5d5a49ddc214bb5c
PDF
Publication pagef2bf5df376aab2d56e9c414dabdd6daa413a2ae137ba34ecb1d3e382f498b298
Manifest9742f963a1047696f8cc0e00c8a12d968bf67ad7024f5b28c851de8fdb265e5d

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
SignaturerTcIrssPvmSa8ko33whuVUATj/89o7z09rNd+Qe9LZ0K0AVlk4orHYRcKDN/Kr9oNv1BkHOtc8ehW7FtubVPAQ==
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

2026-09-17T09:41:56.887885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091596
observed f2bf5df376aab2d56e9c414dabdd6daa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:56.870055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091596/manifest.json
observed 9742f963a1047696f8cc0e00c8a12d96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:56.852844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091596/publication.md
observed 8a8c219cf85cb16d23a0979e8d6a60c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:56.836127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091596/publication.txt
observed 2c58a613ab5df9f1979eeb32a8f44bda...
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.