OpenTechnical

OT-2026-000015425

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, 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-2026-000015425) never changes.

Identity and time

Publication numberOT-2026-000015425 · never reused
Internal UUID01a0ae6d-ef49-7780-8d7f-3023c8ce518d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015425
StatusPUBLIC

Content hashes

Canonical textbee0a96aceaa847719710c9e3531cc2cc4c93f7416b796d9cdedcaaa20d6f067
Markdownbb09bf0b0e3b12a50c6fa1abf43a202a93e1f0108a2d5f853f06eaad3c26a44c
PDF
Publication pagea0b6b6142a0c41a8953e5a7c39f45444d586f6817df7d9357147a0fca5faf2c3
Manifestb335ce452b50fec6ba7b526e49721c798278b40ac82067a4b2d1c750bf9f14f3

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
SignaturepTTVGgTyKy2F5n1aKy3ui2/ag/Bd2iqjFT7H5KNPQn7blw2CdaO/JJ8Jat6UYKHQDke03g3Bwg+E7qxoMom9BA==
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

2026-09-17T12:06:09.627101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015425
observed a0b6b6142a0c41a8953e5a7c39f45444...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:09.605910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015425/manifest.json
observed b335ce452b50fec6ba7b526e49721c79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:09.570998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015425/publication.md
observed bb09bf0b0e3b12a50c6fa1abf43a202a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:09.538014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015425/publication.txt
observed bee0a96aceaa847719710c9e3531cc2c...
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.