OpenTechnical

OT-2026-000092355

Publication integrity record

Foam pad vacuum gripper, four zone face, two stage ejector, supply line pressure sensor, sustained 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-2026-000092355) never changes.

Identity and time

Publication numberOT-2026-000092355 · never reused
Internal UUID01a0ae9d-875c-7be5-8777-16cec65de069 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092355
StatusPUBLIC

Content hashes

Canonical textd6626dced644df1e7ceb69150ea90f25bbcb8b971192be993b77c763b82c6a72
Markdown01682616d48e21225fbc1948de97e00d1e7687eab1233fb62c55fcc46ca40b2c
PDF
Publication page7c026bdee0f94c2b7195306bca56e3ceb0184e1b8291422d33d2e989c9e9e011
Manifest299f3337b1ccf2e0bb1f3b980dcfd69939e58a95e80c4955d501434d53e1c569

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
SignaturewJinRKHLOWj4ljOFDj3kYXwNGPoTERprVSLXjBGslkYli5x+TKuIeCIWcbO1SXRlnylH1NoYrM5qdL2OKlTkCg==
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

2026-09-17T09:41:54.431406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092355
observed 7c026bdee0f94c2b7195306bca56e3ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:54.413773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092355/manifest.json
observed 299f3337b1ccf2e0bb1f3b980dcfd699...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:54.397108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092355/publication.md
observed 01682616d48e21225fbc1948de97e00d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:54.379193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092355/publication.txt
observed d6626dced644df1e7ceb69150ea90f25...
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.