OpenTechnical

OT-2026-000097057

Publication integrity record

Four cup 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-2026-000097057) never changes.

Identity and time

Publication numberOT-2026-000097057 · never reused
Internal UUID01a0aea1-01c9-728a-a147-379da19a566e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097057
StatusPUBLIC

Content hashes

Canonical text558b0948d3a83aff7c3feca48b39f7899b6d1120e688061de8b2a65e5d8f19d2
Markdown73b1c2e085c8f7b99fa1ac352d83a1f66684a02ed10e8676fc76bd10fad7f426
PDF
Publication page30e5794afde6a7af5d76bebc3fed0bcf3a967c19708f7d80c08ba88ca5d7a42d
Manifest0ec682e1cc70b9b908bb2132293f0b80f51aa5638daf9b216c486414d707cd1b

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
SignatureGMuxpfGyUY+Lcm5UOjzuH/n0Sh5pBpDr/uvfnIHgGXsfaFq6FFrfMiXslHumtPxNwid4/mvlVbXjrkQaKNESAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:10:36.874476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097057
observed 30e5794afde6a7af5d76bebc3fed0bcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:36.856141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097057/manifest.json
observed 0ec682e1cc70b9b908bb2132293f0b80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:36.838298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097057/publication.md
observed 73b1c2e085c8f7b99fa1ac352d83a1f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:36.694964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097057/publication.txt
observed 558b0948d3a83aff7c3feca48b39f789...
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.