OpenTechnical

OT-2026-000067691

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000067691) never changes.

Identity and time

Publication numberOT-2026-000067691 · never reused
Internal UUID01a0ae8f-6bdb-72b4-b8b7-82ecf2af28d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067691
StatusPUBLIC

Content hashes

Canonical text1382ebcae724db559a613c973786b20b499a37adae74c0dac42d7ea1bd2cab3c
Markdown9e7a0359563ce063887d2144e507ba2b9e48434ebe09872677e767edb5efecc2
PDF
Publication pagea03246cfa03a0bc5d0189136f40c335324bde6c4f8ad9826315ab3e8d3d1422c
Manifest983354b7fa0329d3e6a661369dbb1f67ec689c27239a90533be580524299204b

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
SignatureDu6zjSXgFhzTC5bQcI14epREkI7Ye+6sENGAprD9syEhG4QdhfDAke7J1X0rEydYhb/UyN2cWvnlmLKg1pgoAA==
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

2026-09-17T10:32:01.914188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067691
observed a03246cfa03a0bc5d0189136f40c3353...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:01.894378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067691/manifest.json
observed 983354b7fa0329d3e6a661369dbb1f67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:01.875487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067691/publication.md
observed 9e7a0359563ce063887d2144e507ba2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:01.855568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067691/publication.txt
observed 1382ebcae724db559a613c973786b20b...
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.