OpenTechnical

OT-2026-000083580

Publication integrity record

Six bellows cup vacuum gripper, six 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-2026-000083580) never changes.

Identity and time

Publication numberOT-2026-000083580 · never reused
Internal UUID01a0ae98-0415-7a9b-9236-6892d8f79dd6 · 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-2026-000083580
StatusPUBLIC

Content hashes

Canonical text7cd02e754cc5b005fd839487f020b91c51ddd7091b285d20b1a16d89c90abd1a
Markdown93da5d946f663730df8b16c58dafe10b5fac02e80b65eff4999ba362cab19e8b
PDF
Publication page682e794a3957b2abce74fcb884fee6f9009bcd8c375c222e0998ec962374c93c
Manifesta966d1423730b8f010d1a93f0ec114004ac6b090fdaefc0a920f2b6034c08f03

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
Signature61Rlv9T6LFS5kLIH332OuLlJPHxrEo/z7GEH6NKPC7wWUBnv5vqa/d8+f/8uU5+EqacruVOiyHJ5232QqQbrCA==
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

2026-09-17T09:57:04.274213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083580
observed 682e794a3957b2abce74fcb884fee6f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:04.256474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083580/manifest.json
observed a966d1423730b8f010d1a93f0ec11400...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:04.239077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083580/publication.md
observed 93da5d946f663730df8b16c58dafe10b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:04.221534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083580/publication.txt
observed 7cd02e754cc5b005fd839487f020b91c...
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.