OpenTechnical

OT-2026-000010420

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, sustained 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-2026-000010420) never changes.

Identity and time

Publication numberOT-2026-000010420 · never reused
Internal UUID01a0ae6c-0ee6-723f-b932-8cae3d334a48 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010420
StatusPUBLIC

Content hashes

Canonical text03b6025223fa059a1affd150dd3ebebf277729d73d0bb900337ff73e06f297d2
Markdown430c424c85076032c22419fba5871cec69df3b1b51cff2aa5c32efad3a1896b9
PDF
Publication pagee5e4d6f5d24ca16dc9c34641f39ccd614f9bdedcafc1bb5e763f5d5399743e7e
Manifest5ef93b16fa9d14120ace9bde833612f1c1e52a885b96c90de1fd9152e15fede8

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
SignatureOj1XrtzuffRt4hW665mf+GoKtimHPtaAQA44featm6D0aJ9iAWvULw850E23wTYuFGIdDRQHgpsY7kYZwfcBDA==
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

2026-09-17T12:14:32.842510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010420
observed e5e4d6f5d24ca16dc9c34641f39ccd61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:32.823021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010420/manifest.json
observed 5ef93b16fa9d14120ace9bde833612f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:32.804280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010420/publication.md
observed 430c424c85076032c22419fba5871cec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:32.785746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010420/publication.txt
observed 03b6025223fa059a1affd150dd3ebebf...
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.