OpenTechnical

OT-2026-000070354

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000070354) never changes.

Identity and time

Publication numberOT-2026-000070354 · never reused
Internal UUID01a0ae91-545f-7bc1-b7a4-6c355e71fb31 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070354
StatusPUBLIC

Content hashes

Canonical text1125b671360990e3a0c1b0c3ad7d19410a219e31af5355c6d85accc16f8fcabb
Markdown17a81bbaee811343d74301fe7f14696727a1627a71ad94b07056fd64aa46b602
PDF
Publication pagef0de6f12679fbd6bf8c2beb8594f8d28e8b6c51160c5c1a96d981aea06360b37
Manifesta54b6423f3bbc473c8f7ed1d99e7079acd8af09e232541bfebdd69c553f375c2

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
SignaturelzfX+iU1Loo0FcntGCTKU3OMOrABT9JsAhMWKkBPS7gHCfpXUmalvISXT7SCUwKLkzTq73+3p0PPHEktNT+cBQ==
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

2026-09-17T10:26:09.121599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070354
observed f0de6f12679fbd6bf8c2beb8594f8d28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:09.102120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070354/manifest.json
observed a54b6423f3bbc473c8f7ed1d99e7079a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:09.081283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070354/publication.md
observed 17a81bbaee811343d74301fe7f146967...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:09.061794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070354/publication.txt
observed 1125b671360990e3a0c1b0c3ad7d1941...
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.