OpenTechnical

OT-2026-000091614

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000091614) never changes.

Identity and time

Publication numberOT-2026-000091614 · never reused
Internal UUID01a0ae9d-43b8-73f1-9096-fee7815b3167 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091614
StatusPUBLIC

Content hashes

Canonical textaf80a897b23459f3dc66473d4bbcc31f3eed9aca29dae83c3759c47e42e11216
Markdownadf21d1b3c50f3ffcc703e4ae2b4e0646b9dfb4fc6a4488b6aa1fcafd7915677
PDF
Publication pageba91517c372c5ee4ae8290382294c5cd687ce4847aa6b4f8d602abb82d1eb0fa
Manifestaa79bf1c40b0ad11c29276af674dfbf9addb04e7385cd622ffb4bec8850e30e9

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
SignatureEuUk9F0dNqhXIqewEelFBfBKUh1UoTm1GtKTf9rLFfZTHBal5iKpZocjbywCuESD8dW7pyUsa0HZkUHQ4CDPAQ==
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

2026-09-17T09:41:58.270172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091614
observed ba91517c372c5ee4ae8290382294c5cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:58.248671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091614/manifest.json
observed aa79bf1c40b0ad11c29276af674dfbf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:58.228690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091614/publication.md
observed adf21d1b3c50f3ffcc703e4ae2b4e064...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:58.207436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091614/publication.txt
observed af80a897b23459f3dc66473d4bbcc31f...
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.