OpenTechnical

OT-2026-000083774

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, vented after 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-2026-000083774) never changes.

Identity and time

Publication numberOT-2026-000083774 · never reused
Internal UUID01a0ae98-0417-7a68-9251-7ee2cb2760ac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083774
StatusPUBLIC

Content hashes

Canonical textb64d3852584434ed6a805153d8d9a74ecb4461c4296a938681f667cce1690d49
Markdownfaad48cd38e7d2714d79a8fd94e8b876c565ed458e220d550112b8fd0279605c
PDF
Publication page82f46ba8d6a459e4a91e895beb7236499553c270454b4cca9c6acff673d338dd
Manifest6dc93a52b7eabe7d7974304d81cb82574f4cf614797ca491d5c49e0c6052bba5

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+gUGi3wRn7xEqzLlZvQWpuF1H2GV/w5gpRaeH0AQGmb5WB8wejntUUaS8toINNFjJQ/c1VRFEp09ZDbezwWBQ==
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

2026-09-17T09:57:25.019167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083774
observed 82f46ba8d6a459e4a91e895beb723649...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:25.002259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083774/manifest.json
observed 6dc93a52b7eabe7d7974304d81cb8257...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:24.967394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083774/publication.md
observed faad48cd38e7d2714d79a8fd94e8b876...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:24.932119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083774/publication.txt
observed b64d3852584434ed6a805153d8d9a74e...
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.