OpenTechnical

OT-2026-000083298

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented after 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-2026-000083298) never changes.

Identity and time

Publication numberOT-2026-000083298 · never reused
Internal UUID01a0ae97-c963-764f-86ae-9b03a65d0dcd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083298
StatusPUBLIC

Content hashes

Canonical text57a9bcdf72aa4103e42fee86d1975dc989453c6ac5061e70728cbb8c9704de86
Markdown701e83c51629ec43a0eaca5e38b1ba6e0eb2a1fef479513496b44a23b663f332
PDF
Publication pageeeeb52e2a7b4c7273663e2b0a683c06f101960f3cf735bc46a9fa86ebed68563
Manifest25f579b8dd6752639a728363110e64ebea8eda69792c53d0b76f88ceba155577

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
SignatureF+5OB1mLBYb85le0KqZoujI3ssGnNpPihrKr3KvEl4XFszEYX1jA1qWaAO+sc/f+Bj99Df6IdJYiqo38qGXmDw==
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

2026-09-17T10:00:32.689351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083298
observed eeeb52e2a7b4c7273663e2b0a683c06f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:32.671355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083298/manifest.json
observed 25f579b8dd6752639a728363110e64eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:32.654002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083298/publication.md
observed 701e83c51629ec43a0eaca5e38b1ba6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:32.636337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083298/publication.txt
observed 57a9bcdf72aa4103e42fee86d1975dc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:41.456575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083298
observed eeeb52e2a7b4c7273663e2b0a683c06f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:41.440900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083298/manifest.json
observed 25f579b8dd6752639a728363110e64eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:41.425482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083298/publication.md
observed 701e83c51629ec43a0eaca5e38b1ba6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:41.409789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083298/publication.txt
observed 57a9bcdf72aa4103e42fee86d1975dc9...
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.