OpenTechnical

OT-2026-000093304

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000093304) never changes.

Identity and time

Publication numberOT-2026-000093304 · never reused
Internal UUID01a0ae9e-0911-748d-a86b-91d09d7c47be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093304
StatusPUBLIC

Content hashes

Canonical text041b3cffcf789cc5e5964b64046d7e943795857def3fbe6e68e26bfdbc4e5917
Markdown3c29cb0d4c4cf098ec0a6335364da591058acc684aa2e87c2452f920db45c57e
PDF
Publication pagefb9f291d224ccb23c9dfacd243043f0910907249e89049a90b9360dbaf9624ea
Manifest9e6058f5f21946126d225c4847ef388dd9d9e5ddf1b5a026bd19f8290a73812b

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
Signature0ozBB6FLj5+pZmaAsjJRAHnY9HZuluG+YPrJsQ8tvOTJ2tsW3rMHMSFafHo9ZyzKn8goDhajqjP7Ra6HPxukDw==
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

2026-09-17T09:40:40.922229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093304
observed fb9f291d224ccb23c9dfacd243043f09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:40.901987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093304/manifest.json
observed 9e6058f5f21946126d225c4847ef388d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:40.883987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093304/publication.md
observed 3c29cb0d4c4cf098ec0a6335364da591...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:40.866153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093304/publication.txt
observed 041b3cffcf789cc5e5964b64046d7e94...
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.