OpenTechnical

OT-2026-000065983

Publication integrity record

Four cup 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-2026-000065983) never changes.

Identity and time

Publication numberOT-2026-000065983 · never reused
Internal UUID01a0ae8e-8dc2-7ec7-987d-0159b4d40cf8 · 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-2026-000065983
StatusPUBLIC

Content hashes

Canonical text69d6f44bdf023452e314ae9e426bd19b7f2e9101e985c25880b4e6407d097d21
Markdownd419c1fd5b08e49ded5dcd0f270cab37646bee50672795c33bbb33a577fc8d5c
PDF
Publication page003dda640bc8b45af6c50ca9ee0a9c43b5b162e2790ff3a3ea264c5a640e8b1e
Manifest2c609c195312b3665ef879f724ff8e3def4a2bd680f3c256ce8ba470c6c7e8d9

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
SignatureFcuzK7wEMREg90EyUmTAGykBvIew9LYFdhBXMoQNeW5ewRFLInyEy4Tk0tBT4y/1bN/L+eiXyPFX6Zd+P0BQDg==
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

2026-09-17T08:50:28.724267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065983
observed 003dda640bc8b45af6c50ca9ee0a9c43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:28.594627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065983/manifest.json
observed 2c609c195312b3665ef879f724ff8e3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:28.576655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065983/publication.md
observed d419c1fd5b08e49ded5dcd0f270cab37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:28.556954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065983/publication.txt
observed 69d6f44bdf023452e314ae9e426bd19b...
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.