OpenTechnical

OT-2026-000092030

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single 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-2026-000092030) never changes.

Identity and time

Publication numberOT-2026-000092030 · never reused
Internal UUID01a0ae9d-43bc-776d-b536-1e67ca02c9d8 · 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-2026-000092030
StatusPUBLIC

Content hashes

Canonical texta54268932eafb795c4e29665af8e87574d2749b8927debeda895b2532d75d7ad
Markdown6193cff1b2e06f3fe85869640eb44b64f894a777c4d9f7d5ec528f331fc68389
PDF
Publication pagee61a70c9293d6c134448b570d4dc55e0f5fc9fa507251033797297da514bb11d
Manifest0d433fdadc700a21de7740941967713c626d0057a2486f5ac0b890b58c508132

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
SignatureZIQmB86eK5DHhOdZ2Uzdadulz380qeWClbUa0qPYxi2fsBGJSx5eWGtxz9xRlBho+aoEMHpy/ppzIFAlyy04AA==
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

2026-09-17T09:43:07.009887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092030
observed e61a70c9293d6c134448b570d4dc55e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:06.992750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092030/manifest.json
observed 0d433fdadc700a21de7740941967713c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:06.975994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092030/publication.md
observed 6193cff1b2e06f3fe85869640eb44b64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:06.959702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092030/publication.txt
observed a54268932eafb795c4e29665af8e8757...
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.