OpenTechnical

OT-2026-000053576

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum 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-2026-000053576) never changes.

Identity and time

Publication numberOT-2026-000053576 · never reused
Internal UUID01a0ae85-0a93-773e-95d8-3399165ecbf8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053576
StatusPUBLIC

Content hashes

Canonical texte87e86879b7925536b4cde1e35de1931677c4586c05a4caba5b6962811f28a48
Markdownfd046c3121da900e662627d7d2cf48d0286aa21d28b70eb32719aaf88f4bd2b9
PDF
Publication pagec9e6cd04112e866ec9f4c45cb14305d764cced9f3dd0060a4dcead2aa9112a86
Manifestd57b69b31a679d16cec97df0744990d9f399acde0e9d35e7103294781433709c

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
SignatureMjOprvQvZ/scHXwxnqf+inq0JRTkq4ae6RrVHdat5zkDkC4S2cm/jrlfspycdrro4COrM8/giKfJufJM5QlsDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:55:26.487524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053576
observed c9e6cd04112e866ec9f4c45cb14305d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:26.470621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053576/manifest.json
observed d57b69b31a679d16cec97df0744990d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:26.452655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053576/publication.md
observed fd046c3121da900e662627d7d2cf48d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:26.432766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053576/publication.txt
observed e87e86879b7925536b4cde1e35de1931...
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.