OpenTechnical

OT-2026-000034227

Publication integrity record

Foam pad vacuum gripper, three zone face, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000034227) never changes.

Identity and time

Publication numberOT-2026-000034227 · never reused
Internal UUID01a0ae75-df0d-79c3-a11f-63e9035d590a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034227
StatusPUBLIC

Content hashes

Canonical text1952d2da8779e84d8e911788fbe968c666e4d939ea7675ea19182f90c8849ba3
Markdown4454f51baa6395dac2c653f7e76f2dc2432a0eb70f9d092675e6c81cb9c65ba4
PDF
Publication page9cf1e7c92fe97703c2fe050a79f84ce865af255fcebea353f9f7a2b1f3ea6c4b
Manifestf7cb0802e08a81dd66e968d66ac4a13e0c21f4468d7de6649d0ed19a7f10c933

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
SignaturetRKYCtuOC22eIvogVVN7cZFXMaN/XKjapw3bbSyeYmxljefOIsQ58E1Qw7S4fPrp9Du6xWrQMgTylZyBq2AdAw==
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

2026-09-17T11:30:46.720901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034227
observed 9cf1e7c92fe97703c2fe050a79f84ce8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:46.703050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034227/manifest.json
observed f7cb0802e08a81dd66e968d66ac4a13e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:46.685211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034227/publication.md
observed 4454f51baa6395dac2c653f7e76f2dc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:46.668097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034227/publication.txt
observed 1952d2da8779e84d8e911788fbe968c6...
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.