OpenTechnical

OT-2026-000006753

Publication integrity record

Vacuum cup gripper, common isolation valve, two outlet manifold, ejector fed, pressure verified, silicone cups

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-2026-000006753) never changes.

Identity and time

Publication numberOT-2026-000006753 · never reused
Internal UUID01a0a966-3e1f-77f7-832d-30494d1c541f · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:47:25.217421Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006753
StatusPUBLIC

Content hashes

Canonical textce1d3a785c0b674ccf4e21c1fe43138c12e022e99b4e22d35b9f1987f7d398ee
Markdown09982743c7208fd2483a1f317115e54067cd1d48d4df62e5375d37342c25ebdc
PDF
Publication page9ddedb38d6c1756866881f7c81a8e9548344d671f8f5ab0de4f841cdc4793756
Manifest0f594bf81a754c91f29572941df70d8f247d51d58b817926c4006eb1b6c1fd01

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
SignaturelZtLYOxQ3LfBbycl7is5g4hfLrtqEQDyBayghtZ3546PAQFQXrW1Kd++aevwocQV0ga9Iojj4yWUHl/wajZ7Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T08:50:10.167822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006753
observed 9ddedb38d6c1756866881f7c81a8e954...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:10.154477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006753/manifest.json
observed 0f594bf81a754c91f29572941df70d8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:10.141434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006753/publication.md
observed 09982743c7208fd2483a1f317115e540...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:10.127415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006753/publication.txt
observed ce1d3a785c0b674ccf4e21c1fe43138c...
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.