OpenTechnical

OT-2026-000012046

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000012046) never changes.

Identity and time

Publication numberOT-2026-000012046 · never reused
Internal UUID01a0ae6d-1943-705a-b423-73bfac88fea8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012046
StatusPUBLIC

Content hashes

Canonical textdf711ab799324419fde99395fa5d6c1c938f5cbb26f30895008441669c4acf4b
Markdown663fcadcaee1f2ea41014531a8ca916daad12244b495fa925dab12f4836dbdc9
PDF
Publication pagefd3f65af0829081a0540d9830fb716de69b11e199600b949837b4feec92e543f
Manifestb5575ebdedc31222d3fa4f1f7775aa4d6f4a125ddebd8489dc11b3bf47f33ee5

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
SignatureZUoM2KdhRN2Du8HezAu8p8Go5MchJIvhyvIIDlLk9UNgrZVBIW5AIQwCJ1MQ8mDuustL+VwXPOZYpOl3xbfECg==
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

2026-09-17T12:12:55.379114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012046
observed fd3f65af0829081a0540d9830fb716de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:55.360012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012046/manifest.json
observed b5575ebdedc31222d3fa4f1f7775aa4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:55.339678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012046/publication.md
observed 663fcadcaee1f2ea41014531a8ca916d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:55.319641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012046/publication.txt
observed df711ab799324419fde99395fa5d6c1c...
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.