OpenTechnical

OT-2026-000016694

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two 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-2026-000016694) never changes.

Identity and time

Publication numberOT-2026-000016694 · never reused
Internal UUID01a0ae6e-5918-7778-a9bc-61637016b743 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016694
StatusPUBLIC

Content hashes

Canonical text0e8e5145ed19db1a78066b4908910f1091fecb0de6d1592cf08323e8e6371945
Markdown3700891a59710f520f10b8c7176f5d445002b51064524a615a8e4e77d5a2c41b
PDF
Publication page3cd24370ddb0a875ececabd3ad79b2fdf8438ec8ea2e54e575a54fca064a1025
Manifestcc0cb6e0c220b8906279d932e5c1ae606fcf0a3bfebcc70e4899000629cd0519

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
SignatureCjdYPEz/rFZvji11XVcBvfoy7mtYobLhdtTXh63xNeRNAtMtS8U73yQScx6GqnQSOsqft3gO8lZistjX16WVDg==
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

2026-09-17T12:02:54.998717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016694
observed 3cd24370ddb0a875ececabd3ad79b2fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:54.980946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016694/manifest.json
observed cc0cb6e0c220b8906279d932e5c1ae60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:54.963159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016694/publication.md
observed 3700891a59710f520f10b8c7176f5d44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:54.944410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016694/publication.txt
observed 0e8e5145ed19db1a78066b4908910f10...
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.