OpenTechnical

OT-2026-000097191

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, 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-2026-000097191) never changes.

Identity and time

Publication numberOT-2026-000097191 · never reused
Internal UUID01a0aea1-01ca-75e0-9b01-5210687ccfbf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097191
StatusPUBLIC

Content hashes

Canonical texteb1aac53c128755418324c0abbba5a96a31da992e3ac5ae31860e258fb1afe4c
Markdowna1b2d40ac907a2accbd07008ecda3e7593cfac95ac0c2eaa1f125e812c44035f
PDF
Publication page4053462890bdc6f71e4b6909a5b1b48000737be060c7172a74ab57e98dd5e95a
Manifest5f1312af37daf23c4b16e6beb123099801a2b633bdb13bf460990a2fd2dfbd93

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
SignatureEbHA4GBobuVNSldbFXg7xfky1gfc/umIiGCqxU14ZaK1BqsaItZC34XKLURay82fmVCxdZLJriGahDJ44VXxCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:11:04.467528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097191
observed 4053462890bdc6f71e4b6909a5b1b480...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:11:04.447057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097191/manifest.json
observed 5f1312af37daf23c4b16e6beb1230998...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:11:04.429545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097191/publication.md
observed a1b2d40ac907a2accbd07008ecda3e75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:11:04.410417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097191/publication.txt
observed eb1aac53c128755418324c0abbba5a96...
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.