OpenTechnical

OT-2026-000013182

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, 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-2026-000013182) never changes.

Identity and time

Publication numberOT-2026-000013182 · never reused
Internal UUID01a0ae6d-6fc8-737c-8e52-c0f947d0aba6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013182
StatusPUBLIC

Content hashes

Canonical text2c879de8fbf4c3c9c539ed3b371070b0a0fd2b9fdf10fa9e98058bf9c81f363e
Markdowndfcaea035f5b2cd791968282d908077d82c897df26c292d5842d1aba16c125b1
PDF
Publication page5e4baacdbaa4d742f74f645d0b5e3dfda1228ecd9d3d52ca9678447bc8ac4e00
Manifest7d79b96a0a7ecb4099a34ab03b5da97e7e6b394bacc70361c2c41143c1fae3ad

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
SignatureKqx3Czc0dMSj009YRdYRXx85eN3GeT+2WdbbfG8Q/OSB5t7/F8zpIFdMow/BWw7fbOV5IomIhGAmcCDBTrYpDA==
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

2026-09-17T12:09:33.683605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013182
observed 5e4baacdbaa4d742f74f645d0b5e3dfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:33.667421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013182/manifest.json
observed 7d79b96a0a7ecb4099a34ab03b5da97e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:33.649481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013182/publication.md
observed dfcaea035f5b2cd791968282d908077d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:33.630670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013182/publication.txt
observed 2c879de8fbf4c3c9c539ed3b371070b0...
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.