OpenTechnical

OT-2026-000070868

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single 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-2026-000070868) never changes.

Identity and time

Publication numberOT-2026-000070868 · never reused
Internal UUID01a0ae91-8c2d-7b5e-aac7-565c0d5eb865 · 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-2026-000070868
StatusPUBLIC

Content hashes

Canonical textad7c2d40debefda82ce25a598a372cb97ccd9964ab0162239c7c3b8227880f3d
Markdown74051293960c65f420129d6bcf8ad2c8316fffa6aed670b51f6392b0b48cf38f
PDF
Publication page7ff8e6d4c46496b2b75945a00b35ceaa38380c4a53c8b5f34218df8371c5d15a
Manifestde656886bed327be3482192fecde85525c72d743f278449e840303de997eac03

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
Signature8CqE5s/wZ08cEhzlv8h1dLllPETgqepYolKkXyfhQ/u+DuZlLLQozp0sXNnFZpMxeSM9wOMHW5YoKuwTE3MgBA==
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

2026-09-17T10:25:41.431808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070868
observed 7ff8e6d4c46496b2b75945a00b35ceaa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:41.413655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070868/manifest.json
observed de656886bed327be3482192fecde8552...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:41.396305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070868/publication.md
observed 74051293960c65f420129d6bcf8ad2c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:41.378266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070868/publication.txt
observed ad7c2d40debefda82ce25a598a372cb9...
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.