OpenTechnical

OT-2026-000009988

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three stage ejector, vented 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-2026-000009988) never changes.

Identity and time

Publication numberOT-2026-000009988 · never reused
Internal UUID01a0ae6b-cb79-772c-a76d-e21317139e7f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009988
StatusPUBLIC

Content hashes

Canonical text97ca7c0437d82146754b968533c2f009dc0d42a83d300599aa370e439d2dfce6
Markdown6806a1c955a0f03a5962d2253ab528e7be4ba26b6fc22c36063bc9f59eaf60ba
PDF
Publication page1399ed2dd7a8532c75f566695033eef0dc17da89c3d4315d36ea04d164af8bd1
Manifest57b03b301dbb04cd4ad157704bbab7cf0bcb4b6e13a254243e8da9f796d2b8f7

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
SignaturepGxkzSZEsrYWdUnYmxxolgYIPbzHu40mzJ6mE0jYvS0lWYbuh3BXBKPErYyiNl1Cxu6vFi29jxvecbQezGnVCA==
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

2026-09-17T12:16:02.057645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009988
observed 1399ed2dd7a8532c75f566695033eef0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:02.039219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009988/manifest.json
observed 57b03b301dbb04cd4ad157704bbab7cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:02.021598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009988/publication.md
observed 6806a1c955a0f03a5962d2253ab528e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:02.004732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009988/publication.txt
observed 97ca7c0437d82146754b968533c2f009...
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.