OpenTechnical

OT-2026-000009933

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, single stage ejector, supply line pressure sensor, vented after 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-2026-000009933) never changes.

Identity and time

Publication numberOT-2026-000009933 · never reused
Internal UUID01a0ae6b-cb79-7311-8dde-07a333eb0b20 · 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-2026-000009933
StatusPUBLIC

Content hashes

Canonical textec0f77256d8fb29661b199d7126b957bdcbdeea5487eee1cc12e4d38ec6b967d
Markdownedf19f7e0ebcfc5b540735dc91b9cc6d2a19f18d5624abff47c5bb5651a3c44a
PDF
Publication page2d5778cbc5bf81b23e3acbe911b43c0d01bc3fddf963b507713b9df4cbd84378
Manifestdbb8b7433deaeacb36cdc29ec90eede0d5782e4c19bf673b4d43edd3c1cc9783

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
Signature3A4A+apLWfvxmLUDn4UCrJ2R5nlhQ6/sH/h0kbfYr1a1vVbetRM3gestrNWUfPdIRh86852giFNF4hEpb3i5Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:15:57.409373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009933
observed 2d5778cbc5bf81b23e3acbe911b43c0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:57.391226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009933/manifest.json
observed dbb8b7433deaeacb36cdc29ec90eede0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:57.370733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009933/publication.md
observed edf19f7e0ebcfc5b540735dc91b9cc6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:57.352318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009933/publication.txt
observed ec0f77256d8fb29661b199d7126b957b...
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.