OpenTechnical

OT-2026-000075329

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000075329) never changes.

Identity and time

Publication numberOT-2026-000075329 · never reused
Internal UUID01a0ae93-f200-7647-85f4-2823f5b22753 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075329
StatusPUBLIC

Content hashes

Canonical textfca83d1b5afc6b6b47dfd626c827ae14fea02637b165e9ae52d53de229021cd1
Markdown3bb1f4e3f05d9ba1877d4e99792116ae006117f6c125062dedfabf8c08a3b89c
PDF
Publication page1c64b94aa3e05e09be39d3601812250766c277e836018866c79fee0d8ad3723f
Manifestd7c975bead5239f002897755a3b18ae110cee8e147274a334a86a386481cf6e3

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
SignatureNRetUEC8kL2aghTXdNHN1qw8n4QLJTWl1gUUMK4EznRYReTTHRvSI8fARLb2pKZ3L03yF2D56SxT3lzuj/kzAg==
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

2026-09-17T10:17:12.054327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075329
observed 1c64b94aa3e05e09be39d36018122507...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:12.035656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075329/manifest.json
observed d7c975bead5239f002897755a3b18ae1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:12.016825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075329/publication.md
observed 3bb1f4e3f05d9ba1877d4e99792116ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:11.998612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075329/publication.txt
observed fca83d1b5afc6b6b47dfd626c827ae14...
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.