OpenTechnical

OT-2026-000045920

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off after 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-2026-000045920) never changes.

Identity and time

Publication numberOT-2026-000045920 · never reused
Internal UUID01a0ae7d-8f86-7952-a863-9f70ffdcca8a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045920
StatusPUBLIC

Content hashes

Canonical textad544a19adf7298a70e4a579bcd0397e2ecc6f5b93557bade9a9719db472d7bb
Markdown4cd7bbb9ebb89cd8ebcda4cbc80f29d80fe35d5028bc1ca0401b81e52b7ac78b
PDF
Publication pagef3e57343ae4aef5a091e617f19961f36f5975416a3764854c29044b095a7ae7f
Manifeste29d1660d58b2c6c85dc249ff5668880c09dfc4c36e5737dc8406e43a3440d1b

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
SignaturempjLE594H4UQE4lhxg8+j4xwKObhL3rRWnFya+FdL1ltwMMtNPI7pl9vAKRU02jBsoN9jAQZJwYf2F3vTXtUCw==
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

2026-09-17T11:09:49.455892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045920
observed f3e57343ae4aef5a091e617f19961f36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:49.436495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045920/manifest.json
observed e29d1660d58b2c6c85dc249ff5668880...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:49.418563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045920/publication.md
observed 4cd7bbb9ebb89cd8ebcda4cbc80f29d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:49.398416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045920/publication.txt
observed ad544a19adf7298a70e4a579bcd0397e...
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.