OpenTechnical

OT-2026-000018545

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000018545) never changes.

Identity and time

Publication numberOT-2026-000018545 · never reused
Internal UUID01a0ae6e-b48a-7845-9f92-9e15e3086f40 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018545
StatusPUBLIC

Content hashes

Canonical textdb0af665f928ce8f59b750fd74490f4d18db8000e69b88f985e5acfb1ca36427
Markdown416c2326a73135fc2e9716b3d6f57e7f0798988ff3fb4b565d1d8109287ff2bb
PDF
Publication page180b985f92085cf2c2a87c7149bf78fb51ef9aaa0c7662a276976634db1cc9c5
Manifest1d3f220c76a78adfdfc04a534b0c3eba7b24f64286cbc0547103b7846ce34b8d

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
SignatureqX+7mTAqqsNoG6cR7ossVuiumSLzVD9aftw9IXQgBH/IUQxxcCx1/77hx7wrUiYKT9cq5WG0LyuVJjIoj9pZDQ==
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

2026-09-17T12:01:19.499980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018545
observed 180b985f92085cf2c2a87c7149bf78fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:19.482752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018545/manifest.json
observed 1d3f220c76a78adfdfc04a534b0c3eba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:19.465759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018545/publication.md
observed 416c2326a73135fc2e9716b3d6f57e7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:19.448955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018545/publication.txt
observed db0af665f928ce8f59b750fd74490f4d...
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.