OpenTechnical

OT-2026-000082889

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, sustained blow-off before set-down

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-2026-000082889) never changes.

Identity and time

Publication numberOT-2026-000082889 · never reused
Internal UUID01a0ae97-8cca-73b3-ad41-55b3d0514021 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082889
StatusPUBLIC

Content hashes

Canonical textf69f8c9d60daf59670e6ca0e21dc5ff98d7df51075b0d87f190d2af1e43515ff
Markdownf89ebe884bb8100402ff0d28d96a171849e2d3729c059619bdddff891ff3df5d
PDF
Publication page90849e92494eb6d2d802f33710f1b7363eb504246a79a0127f60c514d38f233c
Manifeste2ef751ee20f0d3acf7d62fe0889e456603adfff5cb93e2aa71bb91a161beeff

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
SignatureURPVkdrku4sf/aBdJwuRZ23QtifkhLc9fDA9IbW+Fs8bfZCFB4zG3EI6Mj35i/nwg3F7ulxV3oHoAlidWQtMCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:58:34.440497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082889
observed 90849e92494eb6d2d802f33710f1b736...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:34.423498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082889/manifest.json
observed e2ef751ee20f0d3acf7d62fe0889e456...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:34.407293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082889/publication.md
observed f89ebe884bb8100402ff0d28d96a1718...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:34.389954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082889/publication.txt
observed f69f8c9d60daf59670e6ca0e21dc5ff9...
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.