OpenTechnical

OT-2026-000076306

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000076306) never changes.

Identity and time

Publication numberOT-2026-000076306 · never reused
Internal UUID01a0ae94-6a70-77c3-89cf-445316827d67 · 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-2026-000076306
StatusPUBLIC

Content hashes

Canonical texta777484f3aae2dd84e5d37165da0fb65f32240da950d17204053407bebabfa8b
Markdownb8389421542639fb80629d96a4c9a8f751f8f739b5e7252d665c7f0ff14b28c1
PDF
Publication page196e4165e40d5df2fc6d31e55f91bba9bdbf9bb04e0e676ab89540c73ec9c7d3
Manifest23bde1c9040b6c2138df0a0dc572a0bd09ff42d4a981b4cb71d0a5be822af0bf

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
SignatureTnMuCq4JzYpdYe+ZG/9I03Fp/mKTVP829llyGk3P7LQLNAI6xMbR6jhvoZmS6TrHve/PlB0JhFxlO5GEvHOgCg==
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

2026-09-17T10:12:08.843950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076306
observed 196e4165e40d5df2fc6d31e55f91bba9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:08.823792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076306/manifest.json
observed 23bde1c9040b6c2138df0a0dc572a0bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:08.803223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076306/publication.md
observed b8389421542639fb80629d96a4c9a8f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:08.781396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076306/publication.txt
observed a777484f3aae2dd84e5d37165da0fb65...
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.