OpenTechnical

OT-2026-000103584

Publication integrity record

Four bellows cup vacuum gripper, four zone face, single stage ejector, pulsed blow-off 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-2026-000103584) never changes.

Identity and time

Publication numberOT-2026-000103584 · never reused
Internal UUID01a0aea4-e461-7274-acc2-03c7727ba599 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103584
StatusPUBLIC

Content hashes

Canonical text8b2da746752742105d80f17319c30322800d1b64f31d80cd4f6caaf7b555a27c
Markdown2af1343843b74433973afcc0aa90bb41ab188140dfce45699f0057eacad9b328
PDF
Publication page60d50d849c1636f99c0279f1d9debbef757251bd60c8689af1df711e0a9dd748
Manifest7390a44f0f59d377b2275ecf34740312f906787972f9ef2fb1194743a9e8ad1d

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
SignatureWNjqORgtqPfg/x/Md3S/YygXSJWG7IkLX71aHF8qjykX1mcuZhqwKpoxQ4yaTsHHbIPJM+X9Z63apRA8J1CDCQ==
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

2026-09-17T09:22:22.188346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103584
observed 60d50d849c1636f99c0279f1d9debbef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:22.170611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103584/manifest.json
observed 7390a44f0f59d377b2275ecf34740312...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:22.153397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103584/publication.md
observed 2af1343843b74433973afcc0aa90bb41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:22.136582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103584/publication.txt
observed 8b2da746752742105d80f17319c30322...
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.