OpenTechnical

OT-2026-000053328

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off after set-down

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-2026-000053328) never changes.

Identity and time

Publication numberOT-2026-000053328 · never reused
Internal UUID01a0ae85-0a15-71ea-a97e-17db204da28f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053328
StatusPUBLIC

Content hashes

Canonical texta3585fba6acea3a8bae588918e693eb769ea48e4e760e3b310b0831aedf0f24c
Markdowna63d87b3a26f7705fb4fc43e37a8c882735c6842a56571c91c60c65f211be380
PDF
Publication pagebf9558b157201188f508534591912d8c2480582ee2b85cb28b4af5dfe70fe318
Manifestc2fde016d881ee0fdfe9a06228b4a3788f919f65cc0e3d28461681cae324e259

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
Signature279pD1S1K2omcXnCewc3hIe5Uy/ClVYE1mVU7/yLd1LRCz4Nz1xBnmwgN4DPcIARWuuv1wjipwoOHQ50ARivDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:55:01.814783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053328
observed bf9558b157201188f508534591912d8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:01.793957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053328/manifest.json
observed c2fde016d881ee0fdfe9a06228b4a378...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:01.775573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053328/publication.md
observed a63d87b3a26f7705fb4fc43e37a8c882...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:01.757079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053328/publication.txt
observed a3585fba6acea3a8bae588918e693eb7...
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.