OpenTechnical

OT-2026-000015325

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two 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-2026-000015325) never changes.

Identity and time

Publication numberOT-2026-000015325 · never reused
Internal UUID01a0ae6d-ef49-7b9d-b754-6dcb71dd4f39 · 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-2026-000015325
StatusPUBLIC

Content hashes

Canonical text8b138232e90397c9ee20c409eea3c74747973d17ee36608c5b618e986c2b9eae
Markdown2b94ee53836a142e1cb0a2a817639f7b9e959fd94316dc4e3b0ed24594ed3cc4
PDF
Publication pagea4acc01dcdce10134511ab24a165c65252b7b6040a46df53c3b5414e9b4821cd
Manifestab1233813ba144b87c6b8acc9500c68f659bb79136b77f6f3296bce8da6e3140

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
Signatureuuvz/VWqfBN5DAWfhlEKjtxHU26fwyRL0FYwoLqY5lSM4/vF/8Q/a09PG70RHMpr5cE/k729N3hQPiUrddZ8DA==
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

2026-09-17T12:06:01.373254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015325
observed a4acc01dcdce10134511ab24a165c652...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:01.352994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015325/manifest.json
observed ab1233813ba144b87c6b8acc9500c68f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:01.332624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015325/publication.md
observed 2b94ee53836a142e1cb0a2a817639f7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:01.312174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015325/publication.txt
observed 8b138232e90397c9ee20c409eea3c747...
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.