OpenTechnical

OT-2026-000036105

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, 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-2026-000036105) never changes.

Identity and time

Publication numberOT-2026-000036105 · never reused
Internal UUID01a0ae77-01ce-741a-8d08-f13970bf1922 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036105
StatusPUBLIC

Content hashes

Canonical text13990ab55e914ac5b6383e14f446a704dd9a34fc9467c29c8fe824db3de8f141
Markdown5316491c9d7732fb9826a4f73e9fa60442b0222ae64d41e83e0eac5de09e5704
PDF
Publication pagec9071e9427c02f0cce61d775bd9efaf1b1e2861fb3d6441d22c250a4425357c3
Manifest8924e2c5215c8309d0c241dd63f964308d66ab92325fd1fb30bfc2613e716d48

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
SignatureQhcK0O7Ixj3+lFGjARnLmSw+HRyHEx3EXTTXSPxvJIDwAAxxvteLy4aAZ6DbVth7eVbvB2wRdjXAVu2qtZnfCA==
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

2026-09-17T11:26:17.884590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036105
observed c9071e9427c02f0cce61d775bd9efaf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:17.869753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036105/manifest.json
observed 8924e2c5215c8309d0c241dd63f96430...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:17.852138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036105/publication.md
observed 5316491c9d7732fb9826a4f73e9fa604...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:17.834573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036105/publication.txt
observed 13990ab55e914ac5b6383e14f446a704...
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.