OpenTechnical

OT-2026-000092075

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000092075) never changes.

Identity and time

Publication numberOT-2026-000092075 · never reused
Internal UUID01a0ae9d-43bc-7e78-882d-6acb4f4685dc · 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-2026-000092075
StatusPUBLIC

Content hashes

Canonical text5a7649fc209c20bf554ae63ddb85fe2a5a90896ef70557eced7245bd78e781d5
Markdown486fc79e41741d4e587861e05856c065d198085a85caed09092276826c533b5e
PDF
Publication page660925210595fb390d9aeeefb234188137c2d33127535ad3e80f73ee0d72f1f0
Manifest99c36eb95f13a151a03025158e3cc6986037ae5dc841ef98c71f59b196b65341

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
Signatureht0+bOPM/Ce1XY2UyDBvG0NseMcyOsn2D6ZxovWS8/NWx6eAFTLGWe8CNNMJP/JxmQtLFdkPEGZHwkP/O7hvAg==
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

2026-09-17T09:43:10.765105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092075
observed 660925210595fb390d9aeeefb2341881...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:10.747270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092075/manifest.json
observed 99c36eb95f13a151a03025158e3cc698...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:10.728731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092075/publication.md
observed 486fc79e41741d4e587861e05856c065...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:10.712388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092075/publication.txt
observed 5a7649fc209c20bf554ae63ddb85fe2a...
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.