OpenTechnical

OT-2026-000100061

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, single stage ejector, pressure sensor per zone, 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-2026-000100061) never changes.

Identity and time

Publication numberOT-2026-000100061 · never reused
Internal UUID01a0aea3-1474-7135-843c-c932fbd242e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100061
StatusPUBLIC

Content hashes

Canonical textb1605ff56bb1f79d807fd1552bbc342625f4acd3c869a931e69348b4826e6f17
Markdown739067650935fb06d18cfeceb2b54fc17fb601d5b485ee619b41e17f6f5e313e
PDF
Publication pagea677e1e2c3045a65f3f7d390d4ed96e2d413c3b3e9032cb1534be7611ceb32b7
Manifest9793a69f75523f812148220a49e34fd0f4707d18087cd596793f36ac8fe3f757

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
SignaturemQIsGZ6bBKK9sxS6Lw8LJeShoLS8j41dXBz5BdDJAczd6fcAwoz9bD3aGU9ldjZLpdFq0hqCwIM4MxMvwhtAAw==
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

2026-09-17T09:29:00.283722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100061
observed a677e1e2c3045a65f3f7d390d4ed96e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:00.264392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100061/manifest.json
observed 9793a69f75523f812148220a49e34fd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:00.245382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100061/publication.md
observed 739067650935fb06d18cfeceb2b54fc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:00.218414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100061/publication.txt
observed b1605ff56bb1f79d807fd1552bbc3426...
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.