OpenTechnical

OT-2026-000032745

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, pulsed blow-off 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-2026-000032745) never changes.

Identity and time

Publication numberOT-2026-000032745 · never reused
Internal UUID01a0ae75-1071-7725-9c54-88d78e16f2a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032745
StatusPUBLIC

Content hashes

Canonical text274c3f7086b8a52e4da48721d1b655515e50288c8356ca88c90849ab489e1d9b
Markdownb42471b09f32d6ba04abcce5ca23b0946aa6d66565435d5ba3cef6a2ca7f2c25
PDF
Publication page902ffe276fed84dcf34721d9437380daae03621da7d8df0cd20e2aa2239517c7
Manifest3c241bdb99c86fc163580d4e2a205f6b6171e5825900dfc2eb254c66f6c85323

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
SignaturexIg9y9lXjD9tI0qCzf9WUPtEjNQiBElhLNMBwTRlTRprm7cl7DGoRv6kWyqETHg/z+rJ9/LS8wChrORi+StOCQ==
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

2026-09-17T11:34:22.110632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032745
observed 902ffe276fed84dcf34721d9437380da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:22.093474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032745/manifest.json
observed 3c241bdb99c86fc163580d4e2a205f6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:22.075371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032745/publication.md
observed b42471b09f32d6ba04abcce5ca23b094...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:22.055611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032745/publication.txt
observed 274c3f7086b8a52e4da48721d1b65551...
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.