OpenTechnical

OT-2026-000014966

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000014966) never changes.

Identity and time

Publication numberOT-2026-000014966 · never reused
Internal UUID01a0ae6d-d096-758b-b01c-be1985f828f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014966
StatusPUBLIC

Content hashes

Canonical textcf84f3e884df5a5c92dad55ac04c35909cac0ffeb5fd7967aff394d4477e1abe
Markdown567d43b38f50a4b09fe348b26ec9b7f8c2cd726e61ec6126b382a914689ed7b2
PDF
Publication page97afb344f41e48447e30d1287cff46c64977047cad32328ccd9df2aaeea2ed88
Manifest2eb873b03db66688c3ebbc70091183b141dfe8b98a7a941f59a32fdb7ad62733

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
SignatureWo3nSC4iw0soah0NbGgLkgIwClwcDeHVo9jJ6wu/7WypjJFSHIOMdlwikhmUbN3QixxoxhhUcsrf10o170tkBQ==
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

2026-09-17T12:06:55.265436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014966
observed 97afb344f41e48447e30d1287cff46c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:55.246798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014966/manifest.json
observed 2eb873b03db66688c3ebbc70091183b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:55.228808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014966/publication.md
observed 567d43b38f50a4b09fe348b26ec9b7f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:55.209300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014966/publication.txt
observed cf84f3e884df5a5c92dad55ac04c3590...
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.