OpenTechnical

OT-2026-000065100

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, sustained blow-off after 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-2026-000065100) never changes.

Identity and time

Publication numberOT-2026-000065100 · never reused
Internal UUID01a0ae8e-1df9-758f-9c4f-27a5d08e8866 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065100
StatusPUBLIC

Content hashes

Canonical textf35da1120ce7650ac7e193724c17f6fc9d584abdce81aca424cffad708333f0a
Markdownf7a6381a91d1a84053c3cc70a8625ef60e4c5b305e84fbf134759483c0274547
PDF
Publication page2d7d1cce1c352c6c43414a855c38c6aeaa02f1d73e0888089a831387f4d52dc0
Manifest3dcf1d9d281b198abe19fd832107a489b40d3018481aaefc38a37159b0e6a84d

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
Signature7xCPlxk7wOzjgTiMZDpB2MBnR64I749r1Po1gVfACef4fe7uYBh8NvAqch/Lv0ue0KIfrs9K52m+cqgURvX6Bw==
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

2026-09-17T10:34:24.620877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065100
observed 2d7d1cce1c352c6c43414a855c38c6ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:24.601744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065100/manifest.json
observed 3dcf1d9d281b198abe19fd832107a489...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:24.584215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065100/publication.md
observed f7a6381a91d1a84053c3cc70a8625ef6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:24.566176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065100/publication.txt
observed f35da1120ce7650ac7e193724c17f6fc...
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.