OpenTechnical

OT-2026-000040588

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000040588) never changes.

Identity and time

Publication numberOT-2026-000040588 · never reused
Internal UUID01a0ae79-6d0e-7db1-8059-4f98bb197c07 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040588
StatusPUBLIC

Content hashes

Canonical textea582fd58e29440e4622903673474efae70efffb79eff27e61926098a89a3cbc
Markdown1171be5893c4593124ea70e5b5f4a873d6dc4c1fcd21cc66004f1d1b95859a89
PDF
Publication page31b7e4024eea84a0fa00e4208647b1e1c32ba94a23fdbb7771d30d0e3d3ce063
Manifestc95339d395eff7992792f7b2aa96e1b06a11a59855ad2199aafd48f13eac2536

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
Signature3N16PMexGeSQDg71HMM0eY0uAKZ45LbbZTameX1IC5DdaXmjZ5excgHCb7EpDpxDvvuO+8Wa6CMwtMRq/lKXDg==
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

2026-09-17T11:17:45.479428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040588
observed 31b7e4024eea84a0fa00e4208647b1e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:45.461915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040588/manifest.json
observed c95339d395eff7992792f7b2aa96e1b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:45.444786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040588/publication.md
observed 1171be5893c4593124ea70e5b5f4a873...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:45.426227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040588/publication.txt
observed ea582fd58e29440e4622903673474efa...
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.