OpenTechnical

OT-2026-000070050

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, vented 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-2026-000070050) never changes.

Identity and time

Publication numberOT-2026-000070050 · never reused
Internal UUID01a0ae91-1861-7929-8d2f-8adbeae9673f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070050
StatusPUBLIC

Content hashes

Canonical text0cb64e8a54eed890072e4aa617b254658b80b5d7dea62a53c1f22c58d4114d41
Markdown0be905b6e8fc8e54202c02f46de621e44dd04bc3d6b72bcc90f517d29bf43552
PDF
Publication page75c120d05c40a0a13d4a0ddd012a9d09e7cbae88569d933722dfc2a8d62818dd
Manifestaa90702be58b82e8779d7537a87b1e9f1e7505e92ab4ffbc928bb0357b96aa3a

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
SignatureWwg5O59k2zxTAlztFLmZpQGo/BprS8ePaPXW3EIAPt9WTyQRvPrdPUfLawarVXFIJMHPvh/ynNn7iUmXx0/lBw==
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

2026-09-17T10:27:00.390599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070050
observed 75c120d05c40a0a13d4a0ddd012a9d09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:00.375276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070050/manifest.json
observed aa90702be58b82e8779d7537a87b1e9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:00.359107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070050/publication.md
observed 0be905b6e8fc8e54202c02f46de621e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:00.344412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070050/publication.txt
observed 0cb64e8a54eed890072e4aa617b25465...
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.