OpenTechnical

OT-2026-000015818

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000015818) never changes.

Identity and time

Publication numberOT-2026-000015818 · never reused
Internal UUID01a0ae6e-0c4c-766c-91f5-b1832a177523 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015818
StatusPUBLIC

Content hashes

Canonical textaf64b1f2c98e76fea01c98397dfe5a7785404f605c5c9ec81c4c7c7ff8255e1c
Markdown2f117f0a0711a8ca1d7e8d7d3ec6b3b6107e77ce9a9fdc746d5cfb4afff428a2
PDF
Publication page8cc63555eb689c57bd83f3a51d4ecb6125eebfa16cb2e4149e0b9fa0a8fedeb5
Manifest61c0d61994e8fb3254586170d9cdbe168dec4e7112850051cb8bbe86b7cd126e

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
Signaturef6MhwbsMMi8pkbQZDj42tW2TxmYKExyiTHwR98JWUxBBKgjKdN5bHgifHvuj3is+zwWSLCaD26EpxPh3BCgECQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:05:07.881859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015818
observed 8cc63555eb689c57bd83f3a51d4ecb61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:07.863987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015818/manifest.json
observed 61c0d61994e8fb3254586170d9cdbe16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:07.845955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015818/publication.md
observed 2f117f0a0711a8ca1d7e8d7d3ec6b3b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:07.828815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015818/publication.txt
observed af64b1f2c98e76fea01c98397dfe5a77...
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.