OpenTechnical

OT-2026-000070134

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum 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-2026-000070134) never changes.

Identity and time

Publication numberOT-2026-000070134 · never reused
Internal UUID01a0ae91-1862-7edb-80b7-55be67163765 · 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-2026-000070134
StatusPUBLIC

Content hashes

Canonical textb591767e0dc930204481c8c867a29602e76b0cde28db23c4517904ecc3fec1e3
Markdown69f817da7eeae494076b30132732850210ac501b7c49d93e4b2309d2dabc735b
PDF
Publication page78a555338d6cbdf43f4fafe46a94e027cb9ce6f5bb3cad5a3f0a85717750e09e
Manifest7c1916c48d533f2a61117e40915d7a4d68e915ba13a568b7c02e56591da9ef26

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
SignatureRwAySTQjPZVjPosdafxO6utT9tEOEts9b+7vLZ+9avLUp2UXRFJMPjO0an4iAlXkki7ap/UoinnGQFNxi9alAg==
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

2026-09-17T10:27:10.150219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070134
observed 78a555338d6cbdf43f4fafe46a94e027...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:10.131809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070134/manifest.json
observed 7c1916c48d533f2a61117e40915d7a4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:10.112280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070134/publication.md
observed 69f817da7eeae494076b301327328502...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:10.093668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070134/publication.txt
observed b591767e0dc930204481c8c867a29602...
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.