OpenTechnical

OT-2026-000093971

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000093971) never changes.

Identity and time

Publication numberOT-2026-000093971 · never reused
Internal UUID01a0ae9e-92c9-727f-827b-9f1b28e7dc8f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093971
StatusPUBLIC

Content hashes

Canonical textf25c5aaa0dac4b06818c05a525e535a9a07af1e267bb268fe74d186054051ebb
Markdown481b86b4e91a5c70f8e5f91b2b409ea7af4f94bce7f7a947eaea1e988b6f0d1c
PDF
Publication page46181cc490596e46a48384915016a61b475b4e83daa027b4958e7bb16d71dbad
Manifest1cb67ebbc00fec54b1ca4270a41aa394c6557e8c732aa4e68903b54258eba699

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
SignaturepDusmiuNyzY4jncgA9nRi4hYn0KmrdOQ0c+YwSv4QEg8p+gBgPiP9ZnLp8OyaXCI0Je0NuHyVEVYm/8T/UT0Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:22.240707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093971
observed 46181cc490596e46a48384915016a61b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:22.221745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093971/manifest.json
observed 1cb67ebbc00fec54b1ca4270a41aa394...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:22.205806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093971/publication.md
observed 481b86b4e91a5c70f8e5f91b2b409ea7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:22.188155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093971/publication.txt
observed f25c5aaa0dac4b06818c05a525e535a9...
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.