OpenTechnical

OT-2026-000074679

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000074679) never changes.

Identity and time

Publication numberOT-2026-000074679 · never reused
Internal UUID01a0ae93-ac2b-7e82-add7-710a664ffebf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074679
StatusPUBLIC

Content hashes

Canonical text7317dccf92e0f78910494dc1b7f845d351f684231b001b8b8d8299a972abd94b
Markdown32f42b408902d74cf82ffca5556bb09443a9e23725ac9b8439a16c1fb934b9e0
PDF
Publication pagec32cf6ba612da1828229c926ab1222a9abb161afeaa29138e1496856e5547a13
Manifest12bb28742f0d2237d381818ac2ef2e1547e8c8275a59ed9eedaa534f3e493d86

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
SignaturePrUcA3Zkt76lFGyZlFaTvlh8hYjMy46RYFaIrt6nm5XWqzJfm+T5+t1O75WrbYAYXUUwvPY+aFsmKJkeiIrUBQ==
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

2026-09-17T10:18:15.776008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074679
observed c32cf6ba612da1828229c926ab1222a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:15.757727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074679/manifest.json
observed 12bb28742f0d2237d381818ac2ef2e15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:15.741383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074679/publication.md
observed 32f42b408902d74cf82ffca5556bb094...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:15.723280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074679/publication.txt
observed 7317dccf92e0f78910494dc1b7f845d3...
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.