OpenTechnical

OT-2026-000079628

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000079628) never changes.

Identity and time

Publication numberOT-2026-000079628 · never reused
Internal UUID01a0ae96-0b92-7ad6-8672-f7c0f7da5370 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079628
StatusPUBLIC

Content hashes

Canonical texte50969d8292150aab0acd6082755ae27f5d0a652268370eb1f7f5e824c252eaf
Markdowna1d29ae12b55235f60a7b91bed220c2e584573da719825eed7df045bd00c2651
PDF
Publication page00d8284fb77c833c0a413d2d81dc44f8a7820fa62ccb954b1b3d03ce56c53067
Manifestdb33b83d3232efb7fcd6f16fa35b15232726f827511f657844406bcc21db9fdf

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
SignaturefPIy9CqHWODLn906tbemlaDhbMWo32qOO9PLO/poosBqwWq/4J6+pGr2P3Cv7TCarbDZK133R6hnB6Q4OjA5Cg==
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

2026-09-17T10:05:17.671733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079628
observed 00d8284fb77c833c0a413d2d81dc44f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:17.650561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079628/manifest.json
observed db33b83d3232efb7fcd6f16fa35b1523...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:17.628452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079628/publication.md
observed a1d29ae12b55235f60a7b91bed220c2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:17.606957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079628/publication.txt
observed e50969d8292150aab0acd6082755ae27...
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.