OpenTechnical

OT-2026-000092039

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, pressure sensor per zone, sustained 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-2026-000092039) never changes.

Identity and time

Publication numberOT-2026-000092039 · never reused
Internal UUID01a0ae9d-43bc-7a1b-81e5-cc7aa5a5ad57 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092039
StatusPUBLIC

Content hashes

Canonical textfa26c8e72133786fc0293009143e155660cc8b28ba29fdef3146272233b58a8d
Markdowne49a5d734910d81b50324cb26f5cbb0f63a3e15f03bde7000a293fbc9fe54cdb
PDF
Publication pageeffbecfaab952fc4dbefa58f121867905039a66a75b379fd4c052ad9b1e35f95
Manifest3b342339fedb9666e369dd0c20a3b3dc9ed46a57f62e64f84f80253cffaf6781

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
SignatureaxYMHZyWPylKjSsHjwaz2wvEDjWPx4yTVfP2SEDnnIy+tw7xPx12Y1/ta8paKkiJ+HyRoMx7XMhJa8P6MxxMBQ==
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

2026-09-17T09:43:07.887109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092039
observed effbecfaab952fc4dbefa58f12186790...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:07.867520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092039/manifest.json
observed 3b342339fedb9666e369dd0c20a3b3dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:07.850659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092039/publication.md
observed e49a5d734910d81b50324cb26f5cbb0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:07.832145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092039/publication.txt
observed fa26c8e72133786fc0293009143e1556...
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.