OpenTechnical

OT-2026-000070882

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, 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-2026-000070882) never changes.

Identity and time

Publication numberOT-2026-000070882 · never reused
Internal UUID01a0ae91-8c2d-71b1-804e-7487ca198927 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070882
StatusPUBLIC

Content hashes

Canonical text8a0b1b1713bc00ad1a9f9632e5030f334ff149d8b3f8770d80a7f16fc2bfc40d
Markdowne359a020814b68742d04b3933044516dc343e2d647df81c400983ebfa669414d
PDF
Publication page1e0859e51e61557d0c1eae192f408515bb1ef179bb598504d259850617996041
Manifeste5245be567335e0f4a0991d344e6717a5da4dd419948e44efcf97cfe8cf74c51

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
SignatureK+KXj6N1oKw3zMc+m7vMeJCip7AMu/fAHTQ+zMMSnHuF4b0PFtSGx6C/tWFjVjpovYOLPR0CMQUZn4mDrbCGCg==
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

2026-09-17T10:25:42.403926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070882
observed 1e0859e51e61557d0c1eae192f408515...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:42.387544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070882/manifest.json
observed e5245be567335e0f4a0991d344e6717a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:42.371229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070882/publication.md
observed e359a020814b68742d04b3933044516d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:42.355439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070882/publication.txt
observed 8a0b1b1713bc00ad1a9f9632e5030f33...
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.