OpenTechnical

OT-2026-000090036

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000090036) never changes.

Identity and time

Publication numberOT-2026-000090036 · never reused
Internal UUID01a0ae9c-428e-7639-9964-01cdd630eb68 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:31.390046Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000090036
StatusPUBLIC

Content hashes

Canonical textb5e49e3010bf120a9de15c3a2827156088a84332e53c157ca154b558a7b9a193
Markdown3e1478fecbca0b8d8488d75865b85aa5eff7ab9031a86036169c1d7d51441623
PDF
Publication page586dfad46544546f86ebc30558edda70d8050712c42967aabb616766cecf783c
Manifest0dd24d18537143d7cf016bdfe5f77973f5a2ac5141d7903305471122cef1f9b2

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
SignaturejXnt7qGwdwGcOH5KKbYW4zrg5TnNMhTnhKxiyKEs5Lsu6ZQZXq7gJv873st/BUErl1SsddVVVAjrTy97fiodDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:45:26.339002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000090036
observed 586dfad46544546f86ebc30558edda70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:26.322510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000090036/manifest.json
observed 0dd24d18537143d7cf016bdfe5f77973...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:26.305276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000090036/publication.md
observed 3e1478fecbca0b8d8488d75865b85aa5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:26.287755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000090036/publication.txt
observed b5e49e3010bf120a9de15c3a28271560...
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.