OpenTechnical

OT-2026-000014406

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000014406) never changes.

Identity and time

Publication numberOT-2026-000014406 · never reused
Internal UUID01a0ae6d-b27a-76a5-9793-2498c40d79f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014406
StatusPUBLIC

Content hashes

Canonical text458b2dc74163c7af9ffa4e71fcf35e87d4ede387876c9aa40cfe3c3bb091d4ac
Markdownb976c004f757961fa656a91a27d45f3c8850a0625e2f69014eb1ce317e43ee4c
PDF
Publication page4ccf44775e637191a28cfa55d5cbbdbd5e31ebc0e44fd67993cdc1f5b5d9dfe0
Manifeste995b70badabd3c940c3573f0537fd02f686466a2fb5b642745aa6ba24bf9f1a

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
Signature/mIVwVkQaVODB3m9nplGiWwyNI/6kYYBPHIRfEhwOhZ/QYJmQ3NKn+4wMFM5N9JpNzUzMXu26hX8LwM4ooXfDw==
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

2026-09-17T12:10:10.105744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014406
observed 4ccf44775e637191a28cfa55d5cbbdbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:10.085253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014406/manifest.json
observed e995b70badabd3c940c3573f0537fd02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:10.067184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014406/publication.md
observed b976c004f757961fa656a91a27d45f3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:10.050671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014406/publication.txt
observed 458b2dc74163c7af9ffa4e71fcf35e87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:15.958870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014406
observed 4ccf44775e637191a28cfa55d5cbbdbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:15.941862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014406/manifest.json
observed e995b70badabd3c940c3573f0537fd02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:15.923543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014406/publication.md
observed b976c004f757961fa656a91a27d45f3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:15.904029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014406/publication.txt
observed 458b2dc74163c7af9ffa4e71fcf35e87...
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.