OpenTechnical

OT-2026-000036548

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000036548) never changes.

Identity and time

Publication numberOT-2026-000036548 · never reused
Internal UUID01a0ae77-46e7-76be-8380-45044005a073 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036548
StatusPUBLIC

Content hashes

Canonical text2f5b52dcdf8c51650f3fa622288884077258bbf7d829abc7ed2ab5a0e13e5f7e
Markdown4a6b767f7167299e2509de835027371f35ba357993c0d600e9d727147738a3f9
PDF
Publication page801437f30bb4ddcf70ee34fe030c63b627c1e4636621260a9c96802654d1bd2b
Manifesta3e6374164060b36b61e2e842d2ff08e1bf141a6de5f5a1394cf9f1f02b7b79a

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
Signaturer9uBwvSjlWKsItivN6aSM4/0jkfFxTH76CIe+UPeJpqsI7aC8K5YjpGYMorMLDTDLZEVwCWw99qK2+4vQe79Cg==
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

2026-09-17T11:25:45.948615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036548
observed 801437f30bb4ddcf70ee34fe030c63b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:45.931813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036548/manifest.json
observed a3e6374164060b36b61e2e842d2ff08e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:45.912918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036548/publication.md
observed 4a6b767f7167299e2509de835027371f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:45.896526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036548/publication.txt
observed 2f5b52dcdf8c51650f3fa62228888407...
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.