OpenTechnical

OT-2026-000019265

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, 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-2026-000019265) never changes.

Identity and time

Publication numberOT-2026-000019265 · never reused
Internal UUID01a0ae6e-f392-7451-add2-61c993819fff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:02.050431Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019265
StatusPUBLIC

Content hashes

Canonical text2539855d44ede975a78500a218d8a881acfaaedddf4882a6795ee7b8f64b9074
Markdownd627984054c0603d0d223cf509dffdf6cb32aa25b64c2b77a39cd8ebeaf14c0d
PDF
Publication page8d31bb14b60de6350a8fbdaaa8b38260f0e10dca1e116088f740b1f84532673f
Manifeste1bacb0089fe6fb9e30506466087053d9d23901dd322f5bd521b6afea916432a

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
SignatureYAkyl6DKowXCVEw4yFe+mzUPo//uZd0KmIzavpGS3kt0SnQqA7cPoxBfjad1H51ye+zWS3y6BrDAc8bTp57AAA==
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

2026-09-17T11:58:36.933321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019265
observed 8d31bb14b60de6350a8fbdaaa8b38260...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:36.916015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019265/manifest.json
observed e1bacb0089fe6fb9e30506466087053d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:36.898342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019265/publication.md
observed d627984054c0603d0d223cf509dffdf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:36.880088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019265/publication.txt
observed 2539855d44ede975a78500a218d8a881...
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.