OpenTechnical

OT-2026-000064521

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, vented after 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-2026-000064521) never changes.

Identity and time

Publication numberOT-2026-000064521 · never reused
Internal UUID01a0ae8d-a461-74f5-ad1f-754f020b8ec8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064521
StatusPUBLIC

Content hashes

Canonical textc00604c4ad8b651e06c4b77d637387aaca79e5ebecd6f6e09107f356c50bc6e1
Markdowne7ea7dbfb82f36db9e77c058b49d9821dd04180bd1e36b42466dee7cb0c4dd97
PDF
Publication pagef30e4533f43b16f18fc673345fb1efbffb855290b4ebde799034e7fdf2a21c94
Manifest145caa10856e152d310fb642fc8d8859ee7f33a93d0a656fd674ebb28f6e5fe8

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
SignatureDCe7BwPkrd6wL5uI5kf4TXN55E4/+qwH7UoWrkmYfmwoGUMWwuONJecGA3NuWrJebrhNyqVMTroNgdWmbkOLAg==
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

2026-09-17T10:36:44.004574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064521
observed f30e4533f43b16f18fc673345fb1efbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:43.988477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064521/manifest.json
observed 145caa10856e152d310fb642fc8d8859...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:43.971134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064521/publication.md
observed e7ea7dbfb82f36db9e77c058b49d9821...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:43.951977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064521/publication.txt
observed c00604c4ad8b651e06c4b77d637387aa...
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.