OpenTechnical

OT-2026-000080404

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented after 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-2026-000080404) never changes.

Identity and time

Publication numberOT-2026-000080404 · never reused
Internal UUID01a0ae96-7e78-75c2-8d9c-9d35c97bb355 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080404
StatusPUBLIC

Content hashes

Canonical text25027926b5f4a7249c121a311b0309c33b9c2b74ab90fc7f8105516af0fd00b8
Markdown1b314941bb3e6947938aa32dfdc148789561b990eb0c1cd61d44ce871f7bf529
PDF
Publication page712bbfd119bca6baad5f3ce6648197184c152b5ee49bad16c87ed361090ea8f7
Manifest232f1147f69959b5bec77a3183792af0474ecb47f3aab31e7086b0deabfe3d38

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
SignatureuL14rwUa43sqeSzd3Jsa8IDiE4mwvYuELoWeGs28EwgyjYVA54k2tgX8tWJkFKWqjAn3NycFHjvwofxJUS4/BA==
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

2026-09-17T10:02:54.321524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080404
observed 712bbfd119bca6baad5f3ce664819718...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:54.303584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080404/manifest.json
observed 232f1147f69959b5bec77a3183792af0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:54.285905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080404/publication.md
observed 1b314941bb3e6947938aa32dfdc14878...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:54.267416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080404/publication.txt
observed 25027926b5f4a7249c121a311b0309c3...
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.