OpenTechnical

OT-2026-000009906

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, pump fed, 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-2026-000009906) never changes.

Identity and time

Publication numberOT-2026-000009906 · never reused
Internal UUID01a0ae6b-cb78-7a48-acd1-e7f049c5d05c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009906
StatusPUBLIC

Content hashes

Canonical text8cc6a4e339f4cdcacb8363e1bff16b7e8c74ab110970ff64bcae888680b59c5b
Markdownde041f0812094376cc831f4b64ecf8848d46616e0c7e1ba6333bd9350d2993c6
PDF
Publication pageaaa50b622a7b83ca0d0f67ba2d9397e1448573536479a19956e03d72337d9468
Manifestb683cb60d25e3f661463f956feeb0559c214dc9dcc0e97d5749ceacd529b75a1

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
Signature78nGuH5pyG8O/acz6qo8GYlKwVbnZhp1ctueN31g6PMKdXm99J3+vQjUh/ktoNf8DUxqj4g8aJJMUC7FbK5RBw==
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

2026-09-17T12:15:55.215168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009906
observed aaa50b622a7b83ca0d0f67ba2d9397e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:55.195502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009906/manifest.json
observed b683cb60d25e3f661463f956feeb0559...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:55.174938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009906/publication.md
observed de041f0812094376cc831f4b64ecf884...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:55.154012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009906/publication.txt
observed 8cc6a4e339f4cdcacb8363e1bff16b7e...
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.