OpenTechnical

OT-2026-000083926

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, vented after 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-2026-000083926) never changes.

Identity and time

Publication numberOT-2026-000083926 · never reused
Internal UUID01a0ae98-0418-72df-87d6-a9ed4c42634d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083926
StatusPUBLIC

Content hashes

Canonical textd1fdbfbefbdd6ae3c915676a7cf9712e82a52c56946dd691d5bce5b435ff28d8
Markdown1b833b366cf971711e1b26b908d46604c7c5e9553c0c7230f60b191db80828c9
PDF
Publication pageffdf1b964a09b6d875069d17e9743f78abf4d6ead7a886eb8ea8df4e280f52f6
Manifested590dcc6e51f426653a85f4afda7851c1293d1f7a33309801d7f7538731e8a3

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
SignaturePFHs4E1dv0BCLkMtJ/DEPEH1ctRW6Z1YupIHeh4YEuGpio3dxamBbHGW+og8HYiYaKJgvvosUApvNb264XicCw==
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

2026-09-17T10:00:25.244763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083926
observed ffdf1b964a09b6d875069d17e9743f78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:25.227194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083926/manifest.json
observed ed590dcc6e51f426653a85f4afda7851...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:25.211020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083926/publication.md
observed 1b833b366cf971711e1b26b908d46604...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:25.194739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083926/publication.txt
observed d1fdbfbefbdd6ae3c915676a7cf9712e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:36.163538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083926
observed ffdf1b964a09b6d875069d17e9743f78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:36.145532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083926/manifest.json
observed ed590dcc6e51f426653a85f4afda7851...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:36.120971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083926/publication.md
observed 1b833b366cf971711e1b26b908d46604...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:36.100619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083926/publication.txt
observed d1fdbfbefbdd6ae3c915676a7cf9712e...
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.