OpenTechnical

OT-2026-000011066

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, two 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-2026-000011066) never changes.

Identity and time

Publication numberOT-2026-000011066 · never reused
Internal UUID01a0ae6c-540e-7cb2-a26b-83e05a66fa9c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011066
StatusPUBLIC

Content hashes

Canonical textf0ad7af2df6e962236ad6314d896c0d2b4e5ead10a6d7edc6fc5c943146ede67
Markdownf12e2d8746846505f07533879c52ccca7ec318fa28fa74802915accb582c2275
PDF
Publication page82b4e4fba2c00631c91804b275819012a145ae6796ba1b0104c927e7ceeb5e76
Manifest42e4d0f6dcea13123738c32b5562603e2f3f4bb99b7fc980e0f6a629f26fbaaa

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
SignatureuVAy34FiUDuFLto1XlnsX8SUYC00g3LINPuFa+BbLrpZy2nULbQF9IuwbwQR95Dw/9+BIykp5OPVKgH8PjUFCw==
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

2026-09-17T12:13:31.615043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011066
observed 82b4e4fba2c00631c91804b275819012...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:31.595779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011066/manifest.json
observed 42e4d0f6dcea13123738c32b5562603e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:31.558078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011066/publication.md
observed f12e2d8746846505f07533879c52ccca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:31.539219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011066/publication.txt
observed f0ad7af2df6e962236ad6314d896c0d2...
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.