OpenTechnical

OT-2026-000071754

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, vented before set-down

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-2026-000071754) never changes.

Identity and time

Publication numberOT-2026-000071754 · never reused
Internal UUID01a0ae92-1e91-7bf3-881b-a7f685504d10 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:26.841552Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071754
StatusPUBLIC

Content hashes

Canonical text3f76ef6a30ec045deebdd376746caf7d3cc1cd573e8fcbad5cbd2c761850ab3f
Markdowncca96c37ac53d58f5f6b0680ea7dffbd9e08d8d8616e462327f74cec553c3982
PDF
Publication page8ddebd2cfa431731f050e302a45e890e94d01d766462b8e04b84b792d24bfc55
Manifestfc740d03707cad05d65de52040105b98e9c41769f88be28dcc06606e79a8a8dc

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
Signature2RRO1RnIgsSHRbN3RXxMSsliQXfPD2Sd3BfU8RUejLzaOTYi/FfI1VWTSiWFOv22Too6PjF/gL2W+GePKTqrBw==
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

2026-09-17T10:23:54.923780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071754
observed 8ddebd2cfa431731f050e302a45e890e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:54.905948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071754/manifest.json
observed fc740d03707cad05d65de52040105b98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:54.888775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071754/publication.md
observed cca96c37ac53d58f5f6b0680ea7dffbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:54.872082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071754/publication.txt
observed 3f76ef6a30ec045deebdd376746caf7d...
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.