OpenTechnical

OT-2026-000077208

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented before 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-2026-000077208) never changes.

Identity and time

Publication numberOT-2026-000077208 · never reused
Internal UUID01a0ae94-f508-7a8d-80af-ae02ab8d693d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077208
StatusPUBLIC

Content hashes

Canonical textc64a05168bb72b8e0bc5022706d177b8151fc7db924ec072b1018a44038c633a
Markdownf5b2d0ede6cf7f99369529f34b31dbf7003d9accc3f3338b9559dea8c92bda83
PDF
Publication page1140e7e5fe1b133bf9e1211561e30249d45010a14d2f7735ee27c2669bfaa5a1
Manifest2d1a464fd2ba234b92e03945bdd0a2bd88853b03c76cb2cc15acb31abdccc013

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
Signature//UAzUA0ROl+KSckmQV/Trt2lVfMXMbiTaAjPYs1vvvraXqRmhelvN+uMk7QLxEOkXzfp+k43WlWOooC1KdADw==
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

2026-09-17T10:08:48.471025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077208
observed 1140e7e5fe1b133bf9e1211561e30249...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:48.449817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077208/manifest.json
observed 2d1a464fd2ba234b92e03945bdd0a2bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:48.429106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077208/publication.md
observed f5b2d0ede6cf7f99369529f34b31dbf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:48.399775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077208/publication.txt
observed c64a05168bb72b8e0bc5022706d177b8...
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.