OpenTechnical

OT-2026-000040132

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, 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-2026-000040132) never changes.

Identity and time

Publication numberOT-2026-000040132 · never reused
Internal UUID01a0ae79-26fe-7379-97c7-3f63ec3e9c2d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040132
StatusPUBLIC

Content hashes

Canonical textb8e7741a4dafc337fe2001ad07b124bdad8710ebbd1c4912dce0095a1a5fb641
Markdownb9c4d91ae55ad1f1747ba112a9d5c4494cc287eebb4b261dd9c0d2773d5f4610
PDF
Publication pagee32ba27a030328a16a6fb3a2db1a034bdcb67e7310d28573502ff27e9e73d3b4
Manifest39c33900b4ba277736bc65fa772dd1ff4e7025d641aae4a10d6714147bdefe56

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
Signature/dR+zbgS0XBOxRJ0htQG9QrLDEJmlQpQtm10w9ae5dln0s1PtC8oSwf+D6M31XNupIqy4l/l9YK9rf4i8wbsCA==
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

2026-09-17T11:19:00.131300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040132
observed e32ba27a030328a16a6fb3a2db1a034b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:00.115266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040132/manifest.json
observed 39c33900b4ba277736bc65fa772dd1ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:00.098716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040132/publication.md
observed b9c4d91ae55ad1f1747ba112a9d5c449...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:00.054799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040132/publication.txt
observed b8e7741a4dafc337fe2001ad07b124bd...
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.