OpenTechnical

OT-2026-000096825

Publication integrity record

Foam pad vacuum gripper, two zone face, 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-2026-000096825) never changes.

Identity and time

Publication numberOT-2026-000096825 · never reused
Internal UUID01a0aea0-a4ad-7b27-a4d2-d35560ff0fdb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096825
StatusPUBLIC

Content hashes

Canonical text69e17fa136531fb655d266ba0fbbf97f64c405a052fe45ac35fad1cd825c64aa
Markdown9ea0f063aae921e0563dd73ca108e6671eb5b435fd5db298e1d748ab3ac03a61
PDF
Publication page4bc81a59778d4877275076775a014b4c9b5e5cdff75789ea0e5a1d41e7ab0b88
Manifest55f91fcc42f61fd18465c8b48b7802096fb388b90299f60705a7fa1a4c236169

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
SignatureTO5rD6MiIavj/zURqp7+Ow2dg7Dis4MM4/z3Nb5CfwzVPMacYCFjEpztsQsoSfpo45GDcOkP7TDAHqkVhfJ+Dg==
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

2026-09-17T09:34:25.244627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096825
observed 4bc81a59778d4877275076775a014b4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:25.226994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096825/manifest.json
observed 55f91fcc42f61fd18465c8b48b780209...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:25.210134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096825/publication.md
observed 9ea0f063aae921e0563dd73ca108e667...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:25.192659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096825/publication.txt
observed 69e17fa136531fb655d266ba0fbbf97f...
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.