OpenTechnical

OT-2026-000067332

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000067332) never changes.

Identity and time

Publication numberOT-2026-000067332 · never reused
Internal UUID01a0ae8f-6bd7-72ca-97f9-57ce19e6bfff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067332
StatusPUBLIC

Content hashes

Canonical textbb858d02e2ad77eab48c72ce5d9fc40711ab5f0c12a6bc567b4a49d2ec4f1ffb
Markdown1f4c35d8c0b85119ec7e9acc5d2c34492f80acf75d777407d48c46bd1032fbba
PDF
Publication paged40d2c9caa8cd6249b6c1be33117ce63c6072656a6b4822408d70cb068470b63
Manifest9fef06ffe89fa937a4208c9d291e003b72aab7e62b4b4cbeb314ed3f99b0b1ad

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
SignatureO5MOVPSOKJ/H1tJ/ur/ijQu80vhH0ZKW9CUjS7HDpHWK5YhuuB0t4kKjSWwvJRuqXXb9XIMktyuQQRvwMWgDAg==
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

2026-09-17T10:31:29.665745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067332
observed d40d2c9caa8cd6249b6c1be33117ce63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:29.649078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067332/manifest.json
observed 9fef06ffe89fa937a4208c9d291e003b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:29.598387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067332/publication.md
observed 1f4c35d8c0b85119ec7e9acc5d2c3449...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:29.550680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067332/publication.txt
observed bb858d02e2ad77eab48c72ce5d9fc407...
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.