OpenTechnical

OT-2026-000093446

Publication integrity record

Foam pad vacuum gripper, two zone face, four 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-2026-000093446) never changes.

Identity and time

Publication numberOT-2026-000093446 · never reused
Internal UUID01a0ae9e-508a-7521-a0b6-32e88226a18f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093446
StatusPUBLIC

Content hashes

Canonical text29388586c59f5529d7468fb0beed4274252b6c788171c163d541688904e775bd
Markdown86244327750f451a67ba6d0f58dcea852091e684cd06ce86e311b1c3a3ce724a
PDF
Publication page36f9a832710a5ee3fca6a471280ca53c377e34958c1dd7cc0c09b28ed1e2f4fa
Manifestff007b90d6c7994df70435489ca06b3d8c87ce4eabdf50547c7a8d45ada63b10

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
SignaturewqKT/fiVXbIY5+KZQ4nksmEBlEtL2ziqI3DYFDhszypKEfr/JFy+u/wU5Shd87Y7RMv+w5yAwD2nvSd4ICtKAA==
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

2026-09-17T09:40:20.814033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093446
observed 36f9a832710a5ee3fca6a471280ca53c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:20.796708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093446/manifest.json
observed ff007b90d6c7994df70435489ca06b3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:20.781020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093446/publication.md
observed 86244327750f451a67ba6d0f58dcea85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:20.763562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093446/publication.txt
observed 29388586c59f5529d7468fb0beed4274...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:26.471597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093446
observed 36f9a832710a5ee3fca6a471280ca53c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:26.453992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093446/manifest.json
observed ff007b90d6c7994df70435489ca06b3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:26.436026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093446/publication.md
observed 86244327750f451a67ba6d0f58dcea85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:26.418407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093446/publication.txt
observed 29388586c59f5529d7468fb0beed4274...
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.