OpenTechnical

OT-2026-000022212

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold 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-2026-000022212) never changes.

Identity and time

Publication numberOT-2026-000022212 · never reused
Internal UUID01a0ae6f-f4fc-76f7-a296-acfe185c8f06 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022212
StatusPUBLIC

Content hashes

Canonical text3091aeeff8175d092a92a2960b67edaceba6c697e2e31d26890c05d5e7f5641e
Markdownfe79996e31b24221fa8d6ebb4f9668f34e6902123914c56b4a4f08a40106cfd5
PDF
Publication page1cd944a11c6ba65839ee14dc8511cae109bd621d0e1fa90855f805e22d52e9f3
Manifeste5ea78fc9c0a4645aefb8ffdc558787f215795cf762dc5850b4c5f363121556a

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
SignaturecvNMHMU4wJFaAcWcauQjrtwWGZWAoeaTkhhd+jed6jQlMxTN/fVhGKu9uvoPvx43vZDBSxjy1uQPbtm7/ebRDQ==
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

2026-09-17T11:52:53.960503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022212
observed 1cd944a11c6ba65839ee14dc8511cae1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:53.943394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022212/manifest.json
observed e5ea78fc9c0a4645aefb8ffdc558787f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:53.926431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022212/publication.md
observed fe79996e31b24221fa8d6ebb4f9668f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:53.908594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022212/publication.txt
observed 3091aeeff8175d092a92a2960b67edac...
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.