OpenTechnical

OT-2026-000012125

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three 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-2026-000012125) never changes.

Identity and time

Publication numberOT-2026-000012125 · never reused
Internal UUID01a0ae6d-39f4-7f9d-941c-abb1b32c1db9 · 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-2026-000012125
StatusPUBLIC

Content hashes

Canonical textf28b962fcdd24433ba837cf66566e2dc825318186c7e5a90f41955472543f37e
Markdown91d3baf120a3165d52ab9f1481df2ece8835e7ab113c7ec46b17705dcf2ee171
PDF
Publication pageb64ef9ae507e80b101701a76ac00572e8eb55ae1d6fb83971faa548b08bb01f6
Manifest47b7e85e39e201f56c557437166718270688ee2f10f106941f08d37467052d30

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
Signature2I3KmZJLnkkeejcSiBK6JwpdJ80yXAZ/0I5+cZ1+wOQnh1myHOUzaBib+T+RNC3ADfoIU3vJjeMFlce8wqQ0Cw==
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

2026-09-17T12:11:00.561848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012125
observed b64ef9ae507e80b101701a76ac00572e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:00.542913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012125/manifest.json
observed 47b7e85e39e201f56c55743716671827...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:00.519581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012125/publication.md
observed 91d3baf120a3165d52ab9f1481df2ece...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:00.501175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012125/publication.txt
observed f28b962fcdd24433ba837cf66566e2dc...
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.