OpenTechnical

OT-2026-000083832

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000083832) never changes.

Identity and time

Publication numberOT-2026-000083832 · never reused
Internal UUID01a0ae98-0418-7b4d-8ac7-acbb70e8cdc8 · 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-2026-000083832
StatusPUBLIC

Content hashes

Canonical text53f5cf33cf77dfcc6a6305a2370ef268a818fbac42246b3c0f80a980388c503a
Markdown99daece9641be0676b6528c6cee705e283693a8f9cc3ebaa77c7bd14c3f39064
PDF
Publication page3604c37f510e48adc9d6bda1f3af0c7e084d7b6cac3a7b09e02b76c43755fb5d
Manifest952bf733dd39e97e326bb20ef99d8bc9275334d6fa63bc276892869cb54d67d8

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
Signatureevy0XP3ev/4K+QfrI9MfKmcyQyreTHcesRHoTYYd2JKWzwO6r1qpNiti7GjAgR/t2oHQ5Ws0tgLHi2vi/yfPBw==
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

2026-09-17T10:00:06.335437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083832
observed 3604c37f510e48adc9d6bda1f3af0c7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:06.309804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083832/manifest.json
observed 952bf733dd39e97e326bb20ef99d8bc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:06.285477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083832/publication.md
observed 99daece9641be0676b6528c6cee705e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:06.256133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083832/publication.txt
observed 53f5cf33cf77dfcc6a6305a2370ef268...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:29.311079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083832
observed 3604c37f510e48adc9d6bda1f3af0c7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:29.293691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083832/manifest.json
observed 952bf733dd39e97e326bb20ef99d8bc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:29.275295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083832/publication.md
observed 99daece9641be0676b6528c6cee705e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:29.256897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083832/publication.txt
observed 53f5cf33cf77dfcc6a6305a2370ef268...
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.