OpenTechnical

OT-2026-000038982

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off after set-down

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-2026-000038982) never changes.

Identity and time

Publication numberOT-2026-000038982 · never reused
Internal UUID01a0ae78-76a0-7394-b183-90d86786ef07 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038982
StatusPUBLIC

Content hashes

Canonical textd77893995253152a9a36a9902031b3a4c678ceca9820084b92f99d276ca74a6b
Markdownea389a2057f6531292432fa7178285ff0b6a6a2f0b71a79a35da6796e1d3d75d
PDF
Publication page54ee339e755518ca76650acc29e941b47e92daed5af89c4afa8511069fd968ad
Manifest0d7c520d822279fb28244382232bde95c6809256b9c42160c1123d980a1c238c

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
Signature75LOklahM50zsACM4BSEqt6ISsw9Njhae4Uf+IzDJrMABbTHJUKu/W8FHn57hK3b3kL/qoAsmJS9TUzIRrUaCg==
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

2026-09-17T11:22:15.941442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038982
observed 54ee339e755518ca76650acc29e941b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:15.920745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038982/manifest.json
observed 0d7c520d822279fb28244382232bde95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:15.902636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038982/publication.md
observed ea389a2057f6531292432fa7178285ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:15.884357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038982/publication.txt
observed d77893995253152a9a36a9902031b3a4...
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.