OpenTechnical

OT-2026-000083954

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000083954) never changes.

Identity and time

Publication numberOT-2026-000083954 · never reused
Internal UUID01a0ae98-0419-76f0-8eb6-554c3e4665f8 · 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-2026-000083954
StatusPUBLIC

Content hashes

Canonical textd6e4768c054d51c1677b99eb3ea495925975a286957ce2270ac651f597220deb
Markdownbe28a3edc3cd17f9ed9f0822d976b410416ceefd4de9ab2fdb74920bd32e2d78
PDF
Publication page1b04e4f30c7ade3c20f47e7dc338fe6a3c57c78da930257d77342e7ad9b2cbe6
Manifeste8673869aec6fcfc5fd9bf4e292bc047fb7aaa0e14efd343ceedba3e62582c78

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
SignatureeSxWCl3vvMB5Czf5ImAFDVIJyRrEyl+k6P5Dq+lVXcozKV87wJmdCwqW98yMeX4IlP3EkkEfsifxMNzacPM2Cw==
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

2026-09-17T10:00:27.781660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083954
observed 1b04e4f30c7ade3c20f47e7dc338fe6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:27.756993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083954/manifest.json
observed e8673869aec6fcfc5fd9bf4e292bc047...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:27.737916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083954/publication.md
observed be28a3edc3cd17f9ed9f0822d976b410...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:27.715418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083954/publication.txt
observed d6e4768c054d51c1677b99eb3ea49592...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:38.275767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083954
observed 1b04e4f30c7ade3c20f47e7dc338fe6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:38.259491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083954/manifest.json
observed e8673869aec6fcfc5fd9bf4e292bc047...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:38.242204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083954/publication.md
observed be28a3edc3cd17f9ed9f0822d976b410...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:38.225819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083954/publication.txt
observed d6e4768c054d51c1677b99eb3ea49592...
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.