OpenTechnical

OT-2026-000009209

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000009209) never changes.

Identity and time

Publication numberOT-2026-000009209 · never reused
Internal UUID01a0ae6b-31b9-740a-b76c-2073c54716d9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009209
StatusPUBLIC

Content hashes

Canonical textc20c60252b01791b10ba2cab9f60767f15b8d99eea17efe70eef8f7bd2b29dd8
Markdown9236f34128c40c531c60633c897ea9b71e19a1a390953fa38cff1dc71ec2057f
PDF
Publication page798d506c3ba1cd2fd019cd07eb73787e10e0347c7b4bb7fce17303b13bb97d4d
Manifest720838dc875073a30e6b1d3c7375f6fa02c4ee4cd0f79555e2a7c5aedd092efe

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
Signatureb6W9R/DiU/QI4h0Npte+6DfLTahULL0CmmplUX8eOG3EkaN3d/eStftI/8KDvNX17n16X6nRal/YBs6+2F1MDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:55.914903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009209
observed 798d506c3ba1cd2fd019cd07eb73787e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:55.896666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009209/manifest.json
observed 720838dc875073a30e6b1d3c7375f6fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:55.877026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009209/publication.md
observed 9236f34128c40c531c60633c897ea9b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:55.857825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009209/publication.txt
observed c20c60252b01791b10ba2cab9f60767f...
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.