OpenTechnical

OT-2026-000102076

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, pulsed blow-off after set-down

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-2026-000102076) never changes.

Identity and time

Publication numberOT-2026-000102076 · never reused
Internal UUID01a0aea4-50f2-70dc-9a0d-de098b296ef1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102076
StatusPUBLIC

Content hashes

Canonical text5ee964a655192f17159dea471c6f837b7d3e417931e1efe0ab06ea6df62afb43
Markdown7904cf22546706977739fd1cbe0b34c1aced714bb0473a32c46be52835c99de2
PDF
Publication page2927a62c00da6104b37020cc4b26b606dfe9a8c7361531679fabff618900d141
Manifestcbaa1981f3fcc359735ff3ed5e7b60df33f7ae46a76381a404241049383a33ad

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
SignatureePPEElZrH2tDMm+CLVULDxVxDVpX18fBOL/8fmzqxYOZJiDTj4pHpbnu8GOU0UmMbQr9/5tC19XzM8x0jvVMBQ==
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

2026-09-17T09:25:13.353130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102076
observed 2927a62c00da6104b37020cc4b26b606...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:13.335809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102076/manifest.json
observed cbaa1981f3fcc359735ff3ed5e7b60df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:13.317367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102076/publication.md
observed 7904cf22546706977739fd1cbe0b34c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:13.297174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102076/publication.txt
observed 5ee964a655192f17159dea471c6f837b...
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.