OpenTechnical

OT-2026-000023506

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, sustained 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-2026-000023506) never changes.

Identity and time

Publication numberOT-2026-000023506 · never reused
Internal UUID01a0ae70-7269-785f-8555-157de0bcb428 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023506
StatusPUBLIC

Content hashes

Canonical textf2bb884a10498e35051d7ea82c6902f64a97b984e8a8b47ed98c7a9153c538e8
Markdown961994fa5486f9102450546f4829f6c5af567f478278420a3e94a829068f7b9f
PDF
Publication pageae3a0d3f6dcb7c8ca3a73b96fc2ac1f6227e38d74c9b612d2fcabe8ef0d0478b
Manifestd7fda65ef203357d09561500d20b1c8baa796ac5a324f798ce747dff534e544f

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
SignaturehDLUt9RpBduCelRI4124Icit4esXWMVW7mzcrr/Si/3tfVZBHTGb53yanEO3Ywa4QdnNo4HPypBuBq69PRdmCw==
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

2026-09-17T11:51:44.424488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023506
observed ae3a0d3f6dcb7c8ca3a73b96fc2ac1f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:44.406754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023506/manifest.json
observed d7fda65ef203357d09561500d20b1c8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:44.388756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023506/publication.md
observed 961994fa5486f9102450546f4829f6c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:44.370952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023506/publication.txt
observed f2bb884a10498e35051d7ea82c6902f6...
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.