OpenTechnical

OT-2026-000065947

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, 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-2026-000065947) never changes.

Identity and time

Publication numberOT-2026-000065947 · never reused
Internal UUID01a0ae8e-8dc1-7f43-9ad9-f6258d1bc818 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065947
StatusPUBLIC

Content hashes

Canonical text25325ee0479431d8e4930606b2476909a867c51d90d56eea7346dbf1d5b4a21e
Markdown952c838aeb085404bf3360a1ceb27b1bf1de521cda871ca6a39113ce4c28ad3b
PDF
Publication page53a4f7e02d438754b91b689b02c3efe1665790f44dc3824989fd9209005cbdd1
Manifeste0ae878ea4aeb7caa4e9bf370721e32383ad29aab49475856636b5c40e097ff2

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
SignatureTBiKI60Zt5j73X9PPrjdJlPWR1TRTtu/iROQ7RibJS9x8PbAm3XnIlJ86PMc4l6XdAw8BX6ewbgd4KkqXch1Dw==
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

2026-09-17T08:50:15.241384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065947
observed 53a4f7e02d438754b91b689b02c3efe1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:15.095574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065947/manifest.json
observed e0ae878ea4aeb7caa4e9bf370721e323...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:15.076919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065947/publication.md
observed 952c838aeb085404bf3360a1ceb27b1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:15.058922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065947/publication.txt
observed 25325ee0479431d8e4930606b2476909...
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.