OpenTechnical

OT-2026-000038313

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold 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-2026-000038313) never changes.

Identity and time

Publication numberOT-2026-000038313 · never reused
Internal UUID01a0ae78-2d51-7766-8c75-d5850df9f906 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038313
StatusPUBLIC

Content hashes

Canonical text0557d16bb9d36ca2ab82f3a6d160d43233517df97a56858c18e4c79256869eab
Markdown6a3c36a92872b61081013076b2c6aefa8e9697194d3d04124416e96dbb87e2d6
PDF
Publication paged6ecb14e630a006f4491c587d009ee65e79b81d323415e09c189163ffa34c5ee
Manifest130c0e19f22eefb4f40bbfee39ed2b34c6febfe161ba031bb4de648cbf229015

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
SignatureiEWh3e6GBkOqnWI7eFmMZI7zzCQGSia+sRRS7Q7+AjspyZhM89k6/94GOzdPun8yf0h3oyE/juB471l7kp0ZBg==
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

2026-09-17T11:22:29.335985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038313
observed d6ecb14e630a006f4491c587d009ee65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:29.318740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038313/manifest.json
observed 130c0e19f22eefb4f40bbfee39ed2b34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:29.301377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038313/publication.md
observed 6a3c36a92872b61081013076b2c6aefa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:29.282752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038313/publication.txt
observed 0557d16bb9d36ca2ab82f3a6d160d432...
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.