OpenTechnical

OT-2026-000085716

Publication integrity record

Three cup vacuum gripper, three zone face, three stage ejector, sustained blow-off before 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-2026-000085716) never changes.

Identity and time

Publication numberOT-2026-000085716 · never reused
Internal UUID01a0ae99-aaae-759e-96e8-c70477bd37af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085716
StatusPUBLIC

Content hashes

Canonical text9d6b54c4fa25f556d41c8563126b4a75cf75542cdece8d6bd9bdb7d2f1d0113c
Markdowncb314018fdbc0b097d033f2716a1569409c5c982db64805a08cc755da1c18d7a
PDF
Publication pagebc868db078c2dc03e7ebe8414e14223c5341c46e2330fa9dfe12846a2d15ac41
Manifestcf016a30cf0ba34523a39b82f61cf66b45733561264e4b629776beb4ae8549f1

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
Signature/Nq3YPkDnrBBtbnrqgAIImK82gF7Zj0JBOkOnT4Ah/99YHSNXylJPpWMVV608gDF0yENRRt2ZiZT4Lf71lbKBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:54:37.474974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085716
observed bc868db078c2dc03e7ebe8414e14223c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:37.456573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085716/manifest.json
observed cf016a30cf0ba34523a39b82f61cf66b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:37.439850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085716/publication.md
observed cb314018fdbc0b097d033f2716a15694...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:37.421725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085716/publication.txt
observed 9d6b54c4fa25f556d41c8563126b4a75...
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.