OpenTechnical

OT-2026-000076383

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, 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-2026-000076383) never changes.

Identity and time

Publication numberOT-2026-000076383 · never reused
Internal UUID01a0ae94-6a70-7274-bc19-6060f0379692 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076383
StatusPUBLIC

Content hashes

Canonical text57c536b131475fd4feb759012f0d15031304069ebb1ba40a64012ea633d8891c
Markdown8a4bfc457c3120450d15242dc560a80722d518275ee7af69edf5d578cda9d72a
PDF
Publication pagec882d241dddd8dc281f62873dd209b7e73b85b7a40416953442c04d4e61c12dc
Manifeste7fcd17912d550b6dc739892e3f3a432d3a7e68e22de4c84ee60108e68ea575b

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
SignaturehN3AZyyBVNPzKUTh3lkeEfbxLFQUkyEyLzmK9C71tkweqjR1vU/8l/cX9F9aK6tsuuEitOSbssIuPGf0RXowDQ==
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

2026-09-17T10:12:15.476977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076383
observed c882d241dddd8dc281f62873dd209b7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:15.455789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076383/manifest.json
observed e7fcd17912d550b6dc739892e3f3a432...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:15.413264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076383/publication.md
observed 8a4bfc457c3120450d15242dc560a807...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:15.393739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076383/publication.txt
observed 57c536b131475fd4feb759012f0d1503...
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.