OpenTechnical

OT-2026-000071054

Publication integrity record

Six bellows cup vacuum gripper, six 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-2026-000071054) never changes.

Identity and time

Publication numberOT-2026-000071054 · never reused
Internal UUID01a0ae91-8c2e-7116-b9a7-c44dbf11135a · 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-2026-000071054
StatusPUBLIC

Content hashes

Canonical text4d6d30a76e3594329a0d198c77e4aedc27fa07224599dc5b3ad0bbdfbfb3e148
Markdownac77056f3b60f2d93de6d36bd6f015e258e6b16ea1c33d03c5dbd1e0c529e040
PDF
Publication pagec79e8ee11d55796f2a38e0b4c302c1597a57a18dd1bea492d0b84c72ec032921
Manifest5311f78ba6c1c6cf5c67ccf134c52843218b3860f274b4ea87e2e1f3ad99e172

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
Signaturex4TxcCBub5k3WL3PbhPmwIcTBCM5GMlTjCuKx0e3gB24ev4lA2s7JId428keQsbGOZ0hSpvjmuiuQLplW6bGDw==
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

2026-09-17T10:25:54.693596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071054
observed c79e8ee11d55796f2a38e0b4c302c159...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:54.676189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071054/manifest.json
observed 5311f78ba6c1c6cf5c67ccf134c52843...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:54.660306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071054/publication.md
observed ac77056f3b60f2d93de6d36bd6f015e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:54.641488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071054/publication.txt
observed 4d6d30a76e3594329a0d198c77e4aedc...
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.