OpenTechnical

OT-2026-000085713

Publication integrity record

Foam pad vacuum gripper, three zone face, three 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-2026-000085713) never changes.

Identity and time

Publication numberOT-2026-000085713 · never reused
Internal UUID01a0ae99-aaae-7083-b74c-b64c22e3a742 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085713
StatusPUBLIC

Content hashes

Canonical textf3cdbf0f9e5557d61eb4b37e4d3ac89d1385e7f3991c63442c3d724ae68db212
Markdown622ed1a037ebc8fbbb5fc0bfdf7491b2e6131594d93e62a22cd1f26be043d9f9
PDF
Publication pagec0d4cd81065a7aa8d0e1cb5cd4b46bc3c3eec67c2d613157ba5aa5f55d0fb176
Manifestb5ab754ef81be5502cface3b84eff60a5640e143ca459804f6410a8a33056b61

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
SignatureL4z7/HeiWNIlmTec7MdI4rXb5TIYc1Ogh+xHq/pwMn4pa3QwxVH2GQl3r5hyg2zxiZzkPbhwJowVPBJ6XYbFBg==
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

2026-09-17T09:54:37.257434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085713
observed c0d4cd81065a7aa8d0e1cb5cd4b46bc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:37.239861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085713/manifest.json
observed b5ab754ef81be5502cface3b84eff60a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:37.221944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085713/publication.md
observed 622ed1a037ebc8fbbb5fc0bfdf7491b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:37.201817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085713/publication.txt
observed f3cdbf0f9e5557d61eb4b37e4d3ac89d...
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.