OpenTechnical

OT-2026-000030122

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000030122) never changes.

Identity and time

Publication numberOT-2026-000030122 · never reused
Internal UUID01a0ae73-e4ff-7254-ae62-db958cbf0b21 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030122
StatusPUBLIC

Content hashes

Canonical text2a748b09bd4cf721b619c9e20befde7864e72bb1e921d89d81f644257e974816
Markdownbbe31ba1b6ec6fb42bff953e5b2e6f44c3dc35fced342c666ce1b3cc03311b6e
PDF
Publication page5e5a70d4b9ae059f380a4610740f3639625e25c341954a1ba7ed74556ba566ee
Manifest4bc4208ebd419209a0071644d33cf8e1a7b98cc2883f517c61f60686bef1e98e

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
Signatureh5tBFb5Mu+SgCrNV/QdBrN5WnJfEaoJgDA51kJ23IcgwRqxhtSgGnWD8wq1ilTj2nI3LQ+LunfLiTOOE+5uODQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:40:21.493253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030122
observed 5e5a70d4b9ae059f380a4610740f3639...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:21.475132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030122/manifest.json
observed 4bc4208ebd419209a0071644d33cf8e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:21.447842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030122/publication.md
observed bbe31ba1b6ec6fb42bff953e5b2e6f44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:21.430265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030122/publication.txt
observed 2a748b09bd4cf721b619c9e20befde78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:43.388730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030122
observed 5e5a70d4b9ae059f380a4610740f3639...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:43.371051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030122/manifest.json
observed 4bc4208ebd419209a0071644d33cf8e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:43.354549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030122/publication.md
observed bbe31ba1b6ec6fb42bff953e5b2e6f44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:43.336447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030122/publication.txt
observed 2a748b09bd4cf721b619c9e20befde78...
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.