OpenTechnical

OT-2026-000034953

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line 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-2026-000034953) never changes.

Identity and time

Publication numberOT-2026-000034953 · never reused
Internal UUID01a0ae76-6a1b-7bd2-b9f8-e86968a1369b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034953
StatusPUBLIC

Content hashes

Canonical textdf77d29bd12201ef2877395bc9fe4558c1f049386b7e03f2f096ed78e826bb03
Markdown72a9a7b81b476368f155931c7884cc99f3b28e52437874fd04bcec255e174a18
PDF
Publication page1f685aa518a5fb202cc44eace8b797e1f9477424771e8288898ef4f2e2a22ead
Manifesteda6099090140b9ab2ce07a6688f77703e100e7e19adf262c684441f4445d6fe

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
SignatureIEJqXVqVYJsyHQtR2bqZaesfsOosLQCQbJI2z2mFP+GD4FPimyKshTFDBQ7qc7ucjb69e/xdceptaWHC3xC3DA==
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

2026-09-17T11:27:52.703541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034953
observed 1f685aa518a5fb202cc44eace8b797e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:52.684999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034953/manifest.json
observed eda6099090140b9ab2ce07a6688f7770...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:52.665888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034953/publication.md
observed 72a9a7b81b476368f155931c7884cc99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:52.648651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034953/publication.txt
observed df77d29bd12201ef2877395bc9fe4558...
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.