OpenTechnical

OT-2026-000013348

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000013348) never changes.

Identity and time

Publication numberOT-2026-000013348 · never reused
Internal UUID01a0ae6d-6fc9-7151-ac10-b0e1b5caada0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013348
StatusPUBLIC

Content hashes

Canonical text5c64e5c3303e540c38b0398043642971ae027c2b8e924061d4fe12b4badd79fc
Markdown70fd74a916c2e0284e0f4eebab7b1268df2ce725e52e8d28ab4693cbae89a1fb
PDF
Publication pageddb7ccba74135b10ded9ba51cbd288dcf064232c1bb3d3bed16300c09132e325
Manifest281f76fd9fbe21a900b376941ef3cc1c0d8221c8387ee33d5ca1f91d1a6827e7

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
SignaturejMiFR9Ju2/7fxJPi7hM7SJyPwjenF8I6VBo7SMi4/Sqz79weC/QZ4LQ8qMxpL4H/gCC1ZaCmxZglX0IMlnemAg==
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

2026-09-17T12:09:47.721154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013348
observed ddb7ccba74135b10ded9ba51cbd288dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:47.702486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013348/manifest.json
observed 281f76fd9fbe21a900b376941ef3cc1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:47.681506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013348/publication.md
observed 70fd74a916c2e0284e0f4eebab7b1268...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:47.659822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013348/publication.txt
observed 5c64e5c3303e540c38b0398043642971...
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.