OpenTechnical

OT-2026-000093895

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single 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-2026-000093895) never changes.

Identity and time

Publication numberOT-2026-000093895 · never reused
Internal UUID01a0ae9e-92c8-74dd-9eaa-523273956dde · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093895
StatusPUBLIC

Content hashes

Canonical text9ebee73c3023f4c53eec374755ffa09ece2ae59957befb895dd10fec946a0f59
Markdownecfc5d78c8b17f5e880fba2aa022c57a6b75a9fe793c06eb5ebaf88d0a4043fa
PDF
Publication page7f6f83d08ac0ccbcd418afc0098b84c3b1c7e280bbfeac9bfd38e261c576503a
Manifest63f2f29442ec36be16413d69518ad60e336728f403d4ec63e5b3146fbcd4ec55

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
SignatureG73IR1aRX9NDO9Agr+psny6KKpsyZH8nKQ39wRF7JDS971v65IBSrbVAKRK5NUy73prxGndb9bCtBsZpn35rBA==
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

2026-09-17T09:38:09.571312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093895
observed 7f6f83d08ac0ccbcd418afc0098b84c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:09.554579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093895/manifest.json
observed 63f2f29442ec36be16413d69518ad60e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:09.536657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093895/publication.md
observed ecfc5d78c8b17f5e880fba2aa022c57a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:09.520101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093895/publication.txt
observed 9ebee73c3023f4c53eec374755ffa09e...
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.