OpenTechnical

OT-2026-000073364

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000073364) never changes.

Identity and time

Publication numberOT-2026-000073364 · never reused
Internal UUID01a0ae92-efb8-78a9-be26-6a927b17811a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073364
StatusPUBLIC

Content hashes

Canonical text31a64413662a966b18a56fafbaaa9ccd984df1ee8360cb4ca100890127b64374
Markdown3c640ab004dd8aa027eb4afc879f339e3cb158b5f696117ad2a772ad81be6106
PDF
Publication page32b30fe22b115652ae49200e3a5dc0b97459d927307e041871d4616fd5ae1443
Manifestf1f65c4067ffc094f8a27e44362ec5e058f1184adc0d7fb834af005ba42c525a

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
SignatureoOsOUNnAjubFGGc408p1lE7A91Uwe6+jCSVd0nIJGWLieblreqxmhQDZgI6EmvUeQXQa7E1bOodVahztmZQoAQ==
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

2026-09-17T10:21:23.627739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073364
observed 32b30fe22b115652ae49200e3a5dc0b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:23.609909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073364/manifest.json
observed f1f65c4067ffc094f8a27e44362ec5e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:23.591161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073364/publication.md
observed 3c640ab004dd8aa027eb4afc879f339e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:23.573382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073364/publication.txt
observed 31a64413662a966b18a56fafbaaa9ccd...
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.