OpenTechnical

OT-2026-000011071

Publication integrity record

Four cup vacuum gripper, four zone face, two 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-2026-000011071) never changes.

Identity and time

Publication numberOT-2026-000011071 · never reused
Internal UUID01a0ae6c-540e-783d-830c-31ac2c35833d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011071
StatusPUBLIC

Content hashes

Canonical textcb44af5f497c35143ab64f93e31bc8584cd0808642e1855b204b14389a9c1506
Markdownd96db627eb615c9d1265d0d183771d4c58ab854760776b4f30ae343d3a601ac7
PDF
Publication page43270c95a8fc0adf3e6df7b9976774ea2393dd620346c6aa57c0b220891f62d5
Manifest15edb67472eb0b934700872ec192ce00206e0164eafb88832fdb037cae853e76

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
SignatureXWCmU67oSC6pVQCffQRXVBdc/Qfd1SriaUy7BqOd/k3aKhVigbOy+fu//N2NtIP65G4ZWu9Ajm4VSYTT25cJBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:13:54.350307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011071
observed 43270c95a8fc0adf3e6df7b9976774ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:54.329610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011071/manifest.json
observed 15edb67472eb0b934700872ec192ce00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:54.308645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011071/publication.md
observed d96db627eb615c9d1265d0d183771d4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:54.290214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011071/publication.txt
observed cb44af5f497c35143ab64f93e31bc858...
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.