OpenTechnical

OT-2026-000009702

Publication integrity record

Three cup vacuum gripper, three zone face, pump fed, 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-2026-000009702) never changes.

Identity and time

Publication numberOT-2026-000009702 · never reused
Internal UUID01a0ae6b-7564-7277-8e4f-73985ef49ed1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009702
StatusPUBLIC

Content hashes

Canonical text7a7f06b26c313fe9462f9293f8af91750a30674343e25cbda5e92895f29f0dd1
Markdown84399f137f5fb4113c79d2c0242706f5658a529ad55ac8d1429027ff42605dfa
PDF
Publication pagebb38dc893d5fb0032028dc1840655f5cf3a0183f48bd4ee48343277c4dde309d
Manifestc5668fc27b46a1398686130c4ed06981994de78a67ee64c2238972e399527cc7

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
SignatureJlH/y/SNha4ajyiZdhr/j6wxK9H/S2R92yMqPhn+InjP1f2v1OIB+W7bY2SmOnW3eq8DevncJb45CoBdJIcJBQ==
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

2026-09-17T12:17:11.492884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009702
observed bb38dc893d5fb0032028dc1840655f5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:11.469297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009702/manifest.json
observed c5668fc27b46a1398686130c4ed06981...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:11.450443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009702/publication.md
observed 84399f137f5fb4113c79d2c0242706f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:11.429126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009702/publication.txt
observed 7a7f06b26c313fe9462f9293f8af9175...
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.