OpenTechnical

OT-2026-000017433

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000017433) never changes.

Identity and time

Publication numberOT-2026-000017433 · never reused
Internal UUID01a0ae6e-76c9-72b0-9c31-aeaee9220661 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017433
StatusPUBLIC

Content hashes

Canonical textc909d8a02fb575332aee2789ce113647c8dd8a01c12f3a2c3d4b3901753b3a10
Markdowna27351f73d9b52c5f02f5a5593a35d5c0e0ddae5a7f54fe950cfa0347b236a57
PDF
Publication pagedad4e94c6d756e5b496355ecaf5e119733767a4d09321ec4676123b2f2dbdf25
Manifest014140a0d3ce2f91f8caad10a5baa1182625f3c37ddb52c02d10c86418a6f15d

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
SignatureO5WiK0vo3RcHrKbEI0I8Zvho75hXdkjJ75Hr+ppX4kEkryIm8Le18nvARfTrb+KERGmj9c7NPNcaU0RCu/bTCw==
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

2026-09-17T12:02:33.965622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017433
observed dad4e94c6d756e5b496355ecaf5e1197...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:33.948471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017433/manifest.json
observed 014140a0d3ce2f91f8caad10a5baa118...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:33.930978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017433/publication.md
observed a27351f73d9b52c5f02f5a5593a35d5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:33.912188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017433/publication.txt
observed c909d8a02fb575332aee2789ce113647...
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.