OpenTechnical

OT-2026-000034719

Publication integrity record

Foam pad vacuum gripper, four zone face, three 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-2026-000034719) never changes.

Identity and time

Publication numberOT-2026-000034719 · never reused
Internal UUID01a0ae76-1ed2-7b0a-9cbf-abee9e31634a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034719
StatusPUBLIC

Content hashes

Canonical text3108226c7c1e395d03dda77b77c3f809b2d4d322c324431476ba5121fd010a4e
Markdownae90f0793050441fcfa9f4cd72c871e4239fb01ba48466df413deae03ddcd091
PDF
Publication page1014d82bca38b73877095979f09d193ba83d03a54b85669bf3e5634927f0698a
Manifest069143a20f6d6fa417533a4c6d2d0aa2191ecb567e5644da529940651adfa88f

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
SignatureW/jPSoe35LPJA24DtNpj1z/agTWk7v6LGo9/UMQBNXpbKkFtxj7Gi5P4JjBTKU1lHJ0BpxOYPzEwmYTpyCG4AA==
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

2026-09-17T11:30:07.279959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034719
observed 1014d82bca38b73877095979f09d193b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:07.255302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034719/manifest.json
observed 069143a20f6d6fa417533a4c6d2d0aa2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:07.236890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034719/publication.md
observed ae90f0793050441fcfa9f4cd72c871e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:07.215285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034719/publication.txt
observed 3108226c7c1e395d03dda77b77c3f809...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:40.036702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034719
observed 1014d82bca38b73877095979f09d193b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:40.019295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034719/manifest.json
observed 069143a20f6d6fa417533a4c6d2d0aa2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:40.001803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034719/publication.md
observed ae90f0793050441fcfa9f4cd72c871e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:39.984114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034719/publication.txt
observed 3108226c7c1e395d03dda77b77c3f809...
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.