OpenTechnical

OT-2026-000067666

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, vented after 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-2026-000067666) never changes.

Identity and time

Publication numberOT-2026-000067666 · never reused
Internal UUID01a0ae8f-6bdb-70a2-b7fb-259e38ef68d9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067666
StatusPUBLIC

Content hashes

Canonical text997d96dad8aaae369a924a1bbc2a257ac5f954e12815c4160e6804184fe8960e
Markdown129515283c4f441e78e42cea5356c1e34b06c67b6c08b730beec403881d1f018
PDF
Publication page8a9a9478b8f39bcb6e930ab1baa150eb8969f001f07db318cc22173450cd0857
Manifest5b66a85151d0abafe0aaa5f27bf69094386eb9f1db4d5ec930dc40b89f02b453

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
Signaturel6ZfhwN8jSzs+rvdvvIix3lRHa5IA3pTojTLsHsqngYbM+pcLGoU+wtW9KN4Gv32Y1QhMWkuKPA1BfuF9hOOAw==
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

2026-09-17T10:31:59.925796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067666
observed 8a9a9478b8f39bcb6e930ab1baa150eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:59.907495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067666/manifest.json
observed 5b66a85151d0abafe0aaa5f27bf69094...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:59.887464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067666/publication.md
observed 129515283c4f441e78e42cea5356c1e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:59.869765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067666/publication.txt
observed 997d96dad8aaae369a924a1bbc2a257a...
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.