OpenTechnical

OT-2026-000046255

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, 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-2026-000046255) never changes.

Identity and time

Publication numberOT-2026-000046255 · never reused
Internal UUID01a0ae7e-57ca-754f-90c5-27c6ad596127 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046255
StatusPUBLIC

Content hashes

Canonical text8a93d6a0d11d5337ee12890c6eeb3c4502351b46e9059561804889156f8dd700
Markdownc987e7ef912c2e53916b10c051f794811573c5624ad09e94c3544499a9411c15
PDF
Publication page95fed001feb3261e546b7cc96b57ab29bf181d65dc585667e95e1b8089f8f81c
Manifestae20021e9d8ef7af5e21768cef1600a7dc9fc00cf0383f06fe8fc422a5e69b0a

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
SignaturetyzSsQI8/NNjDk4aY5A5JuHJAzfY/3QFRq3/3FwgWYGnQb3QnS/liZTXI3oF9jUvri58S/X3+JRHw03FydgMDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:08:06.742397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046255
observed 95fed001feb3261e546b7cc96b57ab29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:06.722900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046255/manifest.json
observed ae20021e9d8ef7af5e21768cef1600a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:06.639824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046255/publication.md
observed c987e7ef912c2e53916b10c051f79481...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:06.585191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046255/publication.txt
observed 8a93d6a0d11d5337ee12890c6eeb3c45...
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.