OpenTechnical

OT-2026-000030699

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, pulsed 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-2026-000030699) never changes.

Identity and time

Publication numberOT-2026-000030699 · never reused
Internal UUID01a0ae74-3fb3-7a46-a4dc-79c576d1d61e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030699
StatusPUBLIC

Content hashes

Canonical text15b8ecfd19fcafc805910129462917ab5058a14911db63a0a00a77a2e10f71e6
Markdown6b0e3be43420021557c868445b01ba5b459e8663babb7d7d703d4157889f760c
PDF
Publication pageb97a6ddeddb9d66243fb684f582b02093275ffc8cd3b009a57cf50fbad532f16
Manifest12a24019da8845819f05063d1e03d0f02a352963caea4cdb773cc1d8d091d5ba

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
Signature19Dg1rXqfx9v625cjeN9cqV8xac0r6rPnRCsEi+mknaObjecM3r57sxrQ0GeGrl/umFvQtl1TDLBvd3LJ2/FAg==
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

2026-09-17T11:36:37.048124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030699
observed b97a6ddeddb9d66243fb684f582b0209...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:37.031742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030699/manifest.json
observed 12a24019da8845819f05063d1e03d0f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:37.013962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030699/publication.md
observed 6b0e3be43420021557c868445b01ba5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:36.995704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030699/publication.txt
observed 15b8ecfd19fcafc805910129462917ab...
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.