OpenTechnical

OT-2026-000037207

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, three stage ejector, supply line pressure sensor, pulsed 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-2026-000037207) never changes.

Identity and time

Publication numberOT-2026-000037207 · never reused
Internal UUID01a0ae77-7741-75e3-bb8b-08c310acfa96 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037207
StatusPUBLIC

Content hashes

Canonical texte387e8127f32a09e9d50749d29553dab03090759f270b59009db946eb3e6d6be
Markdown1ccc940c2b6ca121ac07673f18872f8dd0f453b05fa411d290f8530b99b5056a
PDF
Publication page1cdd01c791425223cce06dee81c585739191ab49b55eb7158e84478abb95cbb1
Manifest3d859f9ae6e585daf351d6f672119e3d5627d39bad09574810752b2db052951d

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
SignatureuUmDZmnqE/77gl9uaPvRgz5iajGbik+OsLlqjvMff5hOMzTDPRTUBKAXhETjBJ9KiJUpcEoiymyrknesdp/nBw==
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

2026-09-17T11:25:05.713246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037207
observed 1cdd01c791425223cce06dee81c58573...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:05.696462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037207/manifest.json
observed 3d859f9ae6e585daf351d6f672119e3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:05.680850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037207/publication.md
observed 1ccc940c2b6ca121ac07673f18872f8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:05.658689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037207/publication.txt
observed e387e8127f32a09e9d50749d29553dab...
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.