OpenTechnical

OT-2026-000041775

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000041775) never changes.

Identity and time

Publication numberOT-2026-000041775 · never reused
Internal UUID01a0ae79-e8a2-73b2-9a22-b72ea5aa4fcf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041775
StatusPUBLIC

Content hashes

Canonical texte813b2f2120875b1421fc3d7a51461d419957dca5c173293a04388eeecc94a12
Markdownf24449f8408c560b3182856f8eb4c02979fdfe197804970b13197d8b67466d05
PDF
Publication page9f05be5caf2c1279aba9b52f52227381bde221af5987c7faeaeb70e868558293
Manifest8bbfc1f719ba85b80e3c7d9c91a414bdb0fd89e0ffd4e2b2104d0a4d8c5357ad

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
SignaturezuBvQFcuchKpJlFAYjPN2tTulSd9ZsXqopTnoX59wU+HVWKb92IELBMnaHD0hV07HIcB/Jn8h6jUcSoWm/mmAw==
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

2026-09-17T11:16:37.540060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041775
observed 9f05be5caf2c1279aba9b52f52227381...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:37.523599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041775/manifest.json
observed 8bbfc1f719ba85b80e3c7d9c91a414bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:37.507253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041775/publication.md
observed f24449f8408c560b3182856f8eb4c029...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:37.490061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041775/publication.txt
observed e813b2f2120875b1421fc3d7a51461d4...
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.