OpenTechnical

OT-2026-000045158

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained 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-2026-000045158) never changes.

Identity and time

Publication numberOT-2026-000045158 · never reused
Internal UUID01a0ae7c-f769-7574-984c-a7b7d1bbcb02 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045158
StatusPUBLIC

Content hashes

Canonical textcd4c09fed94db11247b19da485d5f18a7af74a285cb68384dabb2e15921b474a
Markdownd6c93b655fe217a42f1c4b67f5607d69c15518cea796411d9c0ebaa0081aa19b
PDF
Publication page904479721d0f6a06507b70d416bb670ade0ffd4886cd0496b792d2d3f27a2409
Manifest9063d4fc5d053d1328672936852196e1f69cd04cff273d253e3805716c3d1ebd

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
SignatureJHnY2Fns4wG1kEXIR7poaEdV8YsxHU9MNcntHa1JOg4AgxSU3FPZdjHqK13j6lZ/BpgdVw+qq8Ma21ZGesCwDQ==
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

2026-09-17T11:10:19.016065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045158
observed 904479721d0f6a06507b70d416bb670a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:18.968200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045158/manifest.json
observed 9063d4fc5d053d1328672936852196e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:18.950219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045158/publication.md
observed d6c93b655fe217a42f1c4b67f5607d69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:18.902270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045158/publication.txt
observed cd4c09fed94db11247b19da485d5f18a...
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.