OpenTechnical

OT-2026-000092071

Publication integrity record

Four cup vacuum gripper, four 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-2026-000092071) never changes.

Identity and time

Publication numberOT-2026-000092071 · never reused
Internal UUID01a0ae9d-43bc-7f5f-ab72-22bf105ea786 · 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-2026-000092071
StatusPUBLIC

Content hashes

Canonical text1bf9dea242252a5d0fb2d5d5063afb4083b37c13a64cb86f684235f34b613913
Markdowne259c0fcb78a550bcc3cc81fb32ee524abf08e38eeef56a15c54fd064e70e87e
PDF
Publication pageacc74d5169c968037db9c3b3e131272baedca72aa7a98e0a2e2d2933cd506938
Manifestf5356425e1403855c72f02585eb8d517b642beadfa119580415c3cc95174ad71

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
SignatureMPMa9+9DJLkqPBE6c+g7iADSnV+Qr6QVhT3vPV3tVFFWFJjkJYRTMyPkMv0wnz/ZYCUMt3MCpuds73GSmFegDA==
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

2026-09-17T09:43:07.592703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092071
observed acc74d5169c968037db9c3b3e131272b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:07.575175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092071/manifest.json
observed f5356425e1403855c72f02585eb8d517...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:07.556999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092071/publication.md
observed e259c0fcb78a550bcc3cc81fb32ee524...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:07.537942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092071/publication.txt
observed 1bf9dea242252a5d0fb2d5d5063afb40...
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.