OpenTechnical

OT-2026-000012384

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, pulsed blow-off before 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-2026-000012384) never changes.

Identity and time

Publication numberOT-2026-000012384 · never reused
Internal UUID01a0ae6d-39f6-7e52-8956-ac494418b8c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012384
StatusPUBLIC

Content hashes

Canonical text0d27b745e7b37a5f1e60dea37faf9c9e9b805e15cf0c4e752bf4b78662e1ff6d
Markdowne297def947697481c584c89a76e167c90097971a89fa5f5b17d5e43f91a43816
PDF
Publication page219279ee186cb16179c1b2d9d931a727d52cecdec7595b79d8b3157d7289c18b
Manifest23a77b8965c6465360c68089117da4ab9060d42aa3976bf11ad26879c5c6d935

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
SignaturegHMe3DkoaOsZ6wtMo89x7bM4wj4AF0TFiqGGMin+6q44qMZDCjNZnXHMONjRAfphfvhdJjE1Fsw1xkpQkyk3Dg==
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

2026-09-17T12:11:52.324082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012384
observed 219279ee186cb16179c1b2d9d931a727...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:52.306445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012384/manifest.json
observed 23a77b8965c6465360c68089117da4ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:52.288944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012384/publication.md
observed e297def947697481c584c89a76e167c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:52.270293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012384/publication.txt
observed 0d27b745e7b37a5f1e60dea37faf9c9e...
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.