OpenTechnical

OT-2026-000069560

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off 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-2026-000069560) never changes.

Identity and time

Publication numberOT-2026-000069560 · never reused
Internal UUID01a0ae90-b52b-7892-9732-d3d7340cc9dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069560
StatusPUBLIC

Content hashes

Canonical text374e3e3c446ebf2936f09e33f2bc5ff80bfc3eb5402a96f13ff37faa3ecf768f
Markdowna22eb0595ed4b6977ec313523d43b4af41499176c4750f3be7f1febc0011be20
PDF
Publication page4ea35516593cc8cfb4f47d346af8be1cfdc0a0094a246c84d3afa97d2314beaa
Manifestf5c9495baf5e95c856f7cb9f3fe780f4034c0371c30a20d615cb45a77a562bbc

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
SignatureIJ1oWy3hRT/LJ7PO6bvbXZTdEQtnH0DkrfanCglrHaLAJsww51B85GjfjFJSOTThFo0LSwMRVGZhXnb8rNj9Bw==
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

2026-09-17T10:30:40.697332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069560
observed 4ea35516593cc8cfb4f47d346af8be1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:40.677243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069560/manifest.json
observed f5c9495baf5e95c856f7cb9f3fe780f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:40.656774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069560/publication.md
observed a22eb0595ed4b6977ec313523d43b4af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:40.622743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069560/publication.txt
observed 374e3e3c446ebf2936f09e33f2bc5ff8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:12.770640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069560
observed 4ea35516593cc8cfb4f47d346af8be1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:12.753370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069560/manifest.json
observed f5c9495baf5e95c856f7cb9f3fe780f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:12.719352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069560/publication.md
observed a22eb0595ed4b6977ec313523d43b4af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:12.686525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069560/publication.txt
observed 374e3e3c446ebf2936f09e33f2bc5ff8...
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.