OpenTechnical

OT-2026-000083908

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, 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-2026-000083908) never changes.

Identity and time

Publication numberOT-2026-000083908 · never reused
Internal UUID01a0ae98-0418-7fef-9f12-d8a63d5c7c44 · 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-2026-000083908
StatusPUBLIC

Content hashes

Canonical textff16996472ce948c6660f2fa4e9a1228b66b604160e67986922dc98b572b8d54
Markdowncdd3d0ecb54f089be17adcd8eebe402baefc8ea14cc6532990f5c65e788f98f2
PDF
Publication page22cb260773eacc083928866e12757807ec1e74d5d4080bfcf8e591c81ffe854e
Manifest77ab3d43a2a0d5b5cf4035a9dac8a1b9e05367375f8389b31b5c9effa9c7a2f5

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
SignatureLfoARJ7enj4PG+DkVxuLmTh/Ilya6EB1wDbGVCfp/H1oGTBqCgIgE8rJxV3kgCLSNH+Ac438fcdAbf0rYV/cCQ==
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

2026-09-17T10:00:23.609346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083908
observed 22cb260773eacc083928866e12757807...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:23.587194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083908/manifest.json
observed 77ab3d43a2a0d5b5cf4035a9dac8a1b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:23.563696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083908/publication.md
observed cdd3d0ecb54f089be17adcd8eebe402b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:23.540409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083908/publication.txt
observed ff16996472ce948c6660f2fa4e9a1228...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:34.703744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083908
observed 22cb260773eacc083928866e12757807...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:34.687198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083908/manifest.json
observed 77ab3d43a2a0d5b5cf4035a9dac8a1b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:34.668561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083908/publication.md
observed cdd3d0ecb54f089be17adcd8eebe402b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:34.649858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083908/publication.txt
observed ff16996472ce948c6660f2fa4e9a1228...
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.