OpenTechnical

OT-2026-000067669

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented 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-2026-000067669) never changes.

Identity and time

Publication numberOT-2026-000067669 · never reused
Internal UUID01a0ae8f-6bdb-7d56-9c23-5f580f138b30 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067669
StatusPUBLIC

Content hashes

Canonical text8ba5d64592ca9fe914fd982324e83ecfa82bfc34eb6cebca5c796509a0eb2aa4
Markdown8f485c3242e349f405072996ab46035e7050c1874393a95e888bb16578e92671
PDF
Publication paged93ebae785c06a80c44c81185f6580f7c6c07331317aff3acce767f3112095c8
Manifest62d5b067e71f15fc7dce63642efb79c4ff23fec11f9df1dac230bc6fb9862265

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
SignatureIi0+XVIbwV4epmunM1wOTIwfeNpsgJqdTYMopyH3za0zgVXGn4ImdRD8rgMjFPml0v7+P0uubkjuDUzULTUMBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:32:00.154277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067669
observed d93ebae785c06a80c44c81185f6580f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:00.135906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067669/manifest.json
observed 62d5b067e71f15fc7dce63642efb79c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:00.117729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067669/publication.md
observed 8f485c3242e349f405072996ab46035e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:00.097269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067669/publication.txt
observed 8ba5d64592ca9fe914fd982324e83ecf...
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.