OpenTechnical

OT-2026-000091966

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000091966) never changes.

Identity and time

Publication numberOT-2026-000091966 · never reused
Internal UUID01a0ae9d-43bb-72dd-8086-11b7b1607993 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091966
StatusPUBLIC

Content hashes

Canonical text8acde1ab3ac378477056523225c0558b71e613d59f80baff643fa570df87ffdd
Markdownab23a157f1132d506456897caca9e8ca6eff7504cb423443b404396e7bcc27a2
PDF
Publication pageddfef0c7f7bdca8662c81cf26d270406b083ffb23cf451ee5529f6da7a624371
Manifest271fa51ca5ccc843f99e3247508e13de9a5356494b77316eaf5604c8604e57ba

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
Signature2f8eSHdMoKSzk99AVQEh/SWck7DFWk3zXzE+bxKFmwwtFUqcsG9kS95InQhy9hLCHdcjxbgUxhmR8ts4scNQCg==
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

2026-09-17T09:42:55.197625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091966
observed ddfef0c7f7bdca8662c81cf26d270406...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:55.179515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091966/manifest.json
observed 271fa51ca5ccc843f99e3247508e13de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:55.160476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091966/publication.md
observed ab23a157f1132d506456897caca9e8ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:55.141873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091966/publication.txt
observed 8acde1ab3ac378477056523225c0558b...
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.