OpenTechnical

OT-2026-000079241

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, three 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-2026-000079241) never changes.

Identity and time

Publication numberOT-2026-000079241 · never reused
Internal UUID01a0ae96-0b90-7aa4-8114-be95b454c420 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079241
StatusPUBLIC

Content hashes

Canonical text699c68b8aa1b88611e89d807cc8829cc83112b71c1e2910a4c13dce676cdff71
Markdown6f53b4ed998b266dd0f01cc110a6c0f6d9192c741d0b6641f94cdb1875231be8
PDF
Publication page720f1fbbfc7b06d41b079334c54aafa396522a2d1b5ead430f9881589d744254
Manifesta831dac7edfbd422aeb8474e8384edc0f186d775be98c80f3413d8fe4e436345

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
SignaturevJ01FB9g6zRakMVX+wEPa9mcRyiW0RUFzGADJNHPy5qxpCvT5f+UdPDj2R6qwGhInhrr/nBQP/c3e0yFzMpyAg==
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

2026-09-17T10:04:49.993094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079241
observed 720f1fbbfc7b06d41b079334c54aafa3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:49.972039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079241/manifest.json
observed a831dac7edfbd422aeb8474e8384edc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:49.955759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079241/publication.md
observed 6f53b4ed998b266dd0f01cc110a6c0f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:49.939444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079241/publication.txt
observed 699c68b8aa1b88611e89d807cc8829cc...
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.