OpenTechnical

OT-2026-000010446

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, manifold 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-2026-000010446) never changes.

Identity and time

Publication numberOT-2026-000010446 · never reused
Internal UUID01a0ae6c-0ee6-7f3e-93c2-ed88486cee7e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010446
StatusPUBLIC

Content hashes

Canonical text55a121a7af052d58e3509f62d42f766a5438d6953fed69f7e54f11fb7f9002c8
Markdown89259f428b28e53c05b80026cea9b4b650377f4387e2f6d57a71559512b8fe54
PDF
Publication pageb694dc33d53ecbf1fb63e8c22c4d498d1111cf3586fe3ac450e843ca54f02e28
Manifest4ed53c91733afe1ee02700ab400aad3f2ebbe88177f68bbf13a064215ee0e114

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
SignatureYx3PtTMC/htXDqxqRUWNOwRSb+oILVJ4OUBhN1LpSWFUd9ow4s7k0yt7JM670ltx+hk3pnWhHb4Qe8SXLN6TAQ==
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

2026-09-17T12:14:34.842897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010446
observed b694dc33d53ecbf1fb63e8c22c4d498d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:34.824702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010446/manifest.json
observed 4ed53c91733afe1ee02700ab400aad3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:34.805576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010446/publication.md
observed 89259f428b28e53c05b80026cea9b4b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:34.786463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010446/publication.txt
observed 55a121a7af052d58e3509f62d42f766a...
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.