OpenTechnical

OT-2026-000078565

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, pressure sensor per zone, pulsed 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-2026-000078565) never changes.

Identity and time

Publication numberOT-2026-000078565 · never reused
Internal UUID01a0ae95-7c29-7939-bb73-8165c9a47877 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078565
StatusPUBLIC

Content hashes

Canonical text334d0471758b24149e20c714261983dfa627a78580dac9c2a4e1383645309390
Markdownaa67ce2f463c87b3541e4763e9617384140c335c5c6fe2e53444fe5abc81677a
PDF
Publication paged53fb6b92364165b7fc02aafd636827dff6c0364d63cd2791d9c76d35616ce0d
Manifest215d33b4bd5a0d6c09f3e26b3a44a5800f3b264dacf7e39b21355120408a880d

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
SignatureyodGaOhmrY09A6don8tbDlSQGzG57UUg107plE6ykh8qHJlPm6RFTHQCzbiXIE2LawGsfnQMTmBYUxLyytZvAg==
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

2026-09-17T10:06:35.314301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078565
observed d53fb6b92364165b7fc02aafd636827d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:35.295309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078565/manifest.json
observed 215d33b4bd5a0d6c09f3e26b3a44a580...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:35.277013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078565/publication.md
observed aa67ce2f463c87b3541e4763e9617384...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:35.258246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078565/publication.txt
observed 334d0471758b24149e20c714261983df...
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.