OpenTechnical

OT-2026-000012368

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, pulsed blow-off before 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-2026-000012368) never changes.

Identity and time

Publication numberOT-2026-000012368 · never reused
Internal UUID01a0ae6d-39f6-7f97-8dbf-8645df94380f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012368
StatusPUBLIC

Content hashes

Canonical textd3d90acce77b00e8eda44b6fa00c2eeeb0eb1ba60562d53dee042925bde20f62
Markdown0243b07f8a37bdb87565500ab4c177a0cdf9a7cd5d80b7b9d5863c34c1c3347b
PDF
Publication pagefa3cf2f64fbf2dad3cc241d399d8a8922a87d34c31968b33819b206b4a3086f7
Manifest8c622b69561119a06cd20da1c96f3c61454e5aeb7c54218b3a98762d55c3aca6

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
SignatureLS1ESp7WMRnBxziWuCQrzwGvMBuff/lHG7+rofTnIefQacqZcTjTzL4iahFaXzpaB9bmqL9FFOgLGGqN5VyaDw==
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

2026-09-17T12:11:51.181889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012368
observed fa3cf2f64fbf2dad3cc241d399d8a892...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:51.162496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012368/manifest.json
observed 8c622b69561119a06cd20da1c96f3c61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:51.145253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012368/publication.md
observed 0243b07f8a37bdb87565500ab4c177a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:51.125365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012368/publication.txt
observed d3d90acce77b00e8eda44b6fa00c2eee...
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.