OpenTechnical

OT-2026-000007906

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, manifold 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-2026-000007906) never changes.

Identity and time

Publication numberOT-2026-000007906 · never reused
Internal UUID01a0ae6a-908a-7555-bc46-6f634698a7c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007906
StatusPUBLIC

Content hashes

Canonical text7b2eaf482e081cf6cb0dd7619bb40f8e7c7476c3db27d43808f93c0c5acf9334
Markdownbd1b24bda9c1cdd75feca74b0b9c3118f43c53e7f1cd5dd28fb784a84e0a2c9a
PDF
Publication pageb5c90699f902d3f51d77eff7e0189ca9d7d8d7279499fa628c2371a6a56ccf90
Manifest8b60900bade9790e0b72050ba79074a715bb0f50afe5147146c6bc59a7ebe69c

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
SignaturemCn9gnVonN8D6BLrufAdoPDP4Fmf2esOpmulAFpwV8ZrY/9e7QuqiZGPsnrvinofBtOGQy39nrUXW/T/gmnMCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:22.414298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007906
observed b5c90699f902d3f51d77eff7e0189ca9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:22.395542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007906/manifest.json
observed 8b60900bade9790e0b72050ba79074a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:22.374117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007906/publication.md
observed bd1b24bda9c1cdd75feca74b0b9c3118...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:22.352915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007906/publication.txt
observed 7b2eaf482e081cf6cb0dd7619bb40f8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:01.008767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007906
observed b5c90699f902d3f51d77eff7e0189ca9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:00.990244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007906/manifest.json
observed 8b60900bade9790e0b72050ba79074a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:00.971114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007906/publication.md
observed bd1b24bda9c1cdd75feca74b0b9c3118...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:00.952191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007906/publication.txt
observed 7b2eaf482e081cf6cb0dd7619bb40f8e...
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.