OpenTechnical

OT-2026-000048876

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000048876) never changes.

Identity and time

Publication numberOT-2026-000048876 · never reused
Internal UUID01a0ae81-134b-7483-a81d-d6d0edf7978b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048876
StatusPUBLIC

Content hashes

Canonical text60fb925fa4a9a9123fd256f1d8e7c3bf231bf8accfe41d91b20bc6fc9447496e
Markdown9d38dc415dcb5e8b461187b3ffe15db6bf1088a8c72427f3f3e0da8ca01abb82
PDF
Publication page61928d497bb28d3f04d440f7d1e864f87871852d702d4b885e71fac264be9d9e
Manifestbc4162ee8558184084424adaaa1973f6ffebc9514a48c6887fed7785ff3932b8

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
SignaturenWCjQFqA6syV/3Vy5EBoRGZiQp9MKauS7ILRrWIeMgF9WA5kcR++SR8WBzKDNBJQciOqJP88ZYyya5bgIwGXCQ==
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

2026-09-17T11:03:01.956113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048876
observed 61928d497bb28d3f04d440f7d1e864f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:01.936960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048876/manifest.json
observed bc4162ee8558184084424adaaa1973f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:01.918024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048876/publication.md
observed 9d38dc415dcb5e8b461187b3ffe15db6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:01.899808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048876/publication.txt
observed 60fb925fa4a9a9123fd256f1d8e7c3bf...
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.