OpenTechnical

OT-2026-000087313

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, sustained 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-2026-000087313) never changes.

Identity and time

Publication numberOT-2026-000087313 · never reused
Internal UUID01a0ae9a-cd4e-7540-b0a1-734e0790ba16 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087313
StatusPUBLIC

Content hashes

Canonical textb7c0d798ee8185ef9bbc293f3995d54a0f26fbe1a1f90eea72b40b7617adcb94
Markdown7704e7639cce4e9bb950de6457c6c4a3e2523787bdd8444e00f511b48ff34d70
PDF
Publication page7dd1c891bf21871e06b36a284b440741687cf1b0374fe8f6c6c6b60f4adc4e81
Manifestd7382e291ddb438ad91402405052c5eb49c1b6f8cf443f6dec78c48a3991c40b

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
Signature6CVpyYo8Fu8BiBEiR6Hb06OCnFQu7qlkJ+7yL9BC+MeusPQKJy0jLhLbcrCr4s2mK6Rx0JqyeoptdC5KJMhIBw==
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

2026-09-17T09:50:28.560383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087313
observed 7dd1c891bf21871e06b36a284b440741...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.542534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087313/manifest.json
observed d7382e291ddb438ad91402405052c5eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.542132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087313
observed 7dd1c891bf21871e06b36a284b440741...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.524993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087313/manifest.json
observed d7382e291ddb438ad91402405052c5eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.523845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087313/publication.md
observed 7704e7639cce4e9bb950de6457c6c4a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.505048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087313/publication.txt
observed b7c0d798ee8185ef9bbc293f3995d54a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.504016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087313/publication.md
observed 7704e7639cce4e9bb950de6457c6c4a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.484866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087313/publication.txt
observed b7c0d798ee8185ef9bbc293f3995d54a...
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.