OpenTechnical

OT-2026-000092573

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, three stage ejector, supply line pressure sensor, 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-2026-000092573) never changes.

Identity and time

Publication numberOT-2026-000092573 · never reused
Internal UUID01a0ae9d-b5fe-7b13-9243-ba14cdac4142 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092573
StatusPUBLIC

Content hashes

Canonical textfd71a0aebeb7339c24d16712183e07afd381d3b4d9a185775c21e0a342547777
Markdownd75c2cd723ae7879c846f9244bdb4a6563facd8413674701287ff0fe1bbe2cf4
PDF
Publication pagec5a85d81ca0d887ca1a0358d346b2d92dbf6ccb49b8b71c7937a8573b8b69ef3
Manifestd814c55bc1ad46c5519c24844ebfb6258af56027f1eeab8b4c6f623add8a407d

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
SignaturerYPR/6U9FLWfxpNzidokSBtkVVH68dMDLDKhZGeE5GOmBcYmBKQ9PEMJntDzOSlDA60mt/2mpm1V1mi0CnFvCA==
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

2026-09-17T09:41:10.052387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092573
observed c5a85d81ca0d887ca1a0358d346b2d92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:10.034473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092573/manifest.json
observed d814c55bc1ad46c5519c24844ebfb625...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:10.015794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092573/publication.md
observed d75c2cd723ae7879c846f9244bdb4a65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:09.998997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092573/publication.txt
observed fd71a0aebeb7339c24d16712183e07af...
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.