OpenTechnical

OT-2026-000034089

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, 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-2026-000034089) never changes.

Identity and time

Publication numberOT-2026-000034089 · never reused
Internal UUID01a0ae75-df0c-7678-a01e-a09526bd4ad0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034089
StatusPUBLIC

Content hashes

Canonical texted09173ac7f7eeca55d3a2a0a3a52845ee46cd46b8259b8ede422ed2ac358767
Markdown5484fc3d3543e7f9f43a61315c109c8016da4d860bf4b35ee8fed81161c98ef4
PDF
Publication pagea410d694ee49336d126f072f1b56264d3f1c1c63fb9bc386b4ec1f5d773667e0
Manifestefb463106fcb2e0ee2c992a7cbae75a6e960245d59061c9843af470f81595766

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
Signature6k9mjhJlOvLUVaYEfEROlnUoJPnjDjFcznrdddB5C21RESPDr7HRGJ3+1hqgUbyhD3W+3YSZnaKLct+ZBq//CA==
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

2026-09-17T11:30:27.830838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034089
observed a410d694ee49336d126f072f1b56264d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:27.807346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034089/manifest.json
observed efb463106fcb2e0ee2c992a7cbae75a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:27.786859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034089/publication.md
observed 5484fc3d3543e7f9f43a61315c109c80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:27.766087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034089/publication.txt
observed ed09173ac7f7eeca55d3a2a0a3a52845...
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.