OpenTechnical

OT-2026-000066740

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000066740) never changes.

Identity and time

Publication numberOT-2026-000066740 · never reused
Internal UUID01a0ae8e-ce42-7bde-abca-037a5f7533c5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066740
StatusPUBLIC

Content hashes

Canonical text6a09cb0c8deb08f5992a161a9de28edbbe6fcfd53198a9653c78dee8751e51f0
Markdown8b8173537c62b71049d371b3d0544dd9feb3d4c98472e9fdad2fe439934db6da
PDF
Publication page6945065b2877e9ec5f410a037515d4e17bdb0583a2f01985cc542e274e4c62eb
Manifest4bc0d3340af05be48a89cfa6e6890f2353e9711653c75e9a880d63e9a7686242

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
SignatureAhVOUZJj1aTHuwW+iar9GqPXEoLj/CjeGBChn0DW581Ig/vbQBKX6Hc21edHPTLMThV6ZunL+sjvkFaUMvckAA==
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

2026-09-17T10:33:08.984038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066740
observed 6945065b2877e9ec5f410a037515d4e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:08.965938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066740/manifest.json
observed 4bc0d3340af05be48a89cfa6e6890f23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:08.947673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066740/publication.md
observed 8b8173537c62b71049d371b3d0544dd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:08.930762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066740/publication.txt
observed 6a09cb0c8deb08f5992a161a9de28edb...
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.