OpenTechnical

OT-2026-000064183

Publication integrity record

Foam pad vacuum gripper, three zone face, single 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-2026-000064183) never changes.

Identity and time

Publication numberOT-2026-000064183 · never reused
Internal UUID01a0ae8d-a45f-716f-860f-28abebe2585f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064183
StatusPUBLIC

Content hashes

Canonical textcb288bd7fe51976ce16cf0723da903db263a9c530b5484a1963d2f619dd9de8c
Markdownf4dfe27c4b84b9a5d4d2a14c2be4c649fcb2d132b130d58313530c981afe384f
PDF
Publication page4a431ea107722c5c9e29269e27072ad9842b33db7a127b0252be3f5d829bd1ba
Manifest74af50135446720844dc21f243ed6f73a2431dfb8d67cf2a692f5fda6254f9d9

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
SignatureF9xRqp71A5SS2iRTjIOZDs67P2noINdAs4VXvzR283jVNONIQi2tTSxGxwVNB2iDy4ZJ23aPCD7Y8Le2qQCbBA==
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

2026-09-17T10:36:12.034669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064183
observed 4a431ea107722c5c9e29269e27072ad9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:12.017323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064183/manifest.json
observed 74af50135446720844dc21f243ed6f73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:11.998611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064183/publication.md
observed f4dfe27c4b84b9a5d4d2a14c2be4c649...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:11.981552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064183/publication.txt
observed cb288bd7fe51976ce16cf0723da903db...
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.