OpenTechnical

OT-2026-000007033

Publication integrity record

Bellows cup vacuum gripper, common isolation valve, four outlet manifold, two stage ejector, contact triggered

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-2026-000007033) never changes.

Identity and time

Publication numberOT-2026-000007033 · never reused
Internal UUID01a0a970-40bc-7528-8728-a99d2766c3fc · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:58:21.248044Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007033
StatusPUBLIC

Content hashes

Canonical text27e0e4275551e61258b47e85a4cd78f48404782a5560d1edf29e7893319b84a9
Markdown15d2bf6f53c2b6f605c8de42fe28e42753d88acf63ac6e02f6c6b39e10986616
PDF
Publication pagec89f839beb0911377afd2c1689c6ef75f7188934795b6d2f7826a0aa22f23f4f
Manifestece49460eaa4c007801919a7148a8d383ea5b823af2688f594e4a380a40469bf

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
Signature6oM2QW5/8o8EirokWBZFriWYivTZYKH3jJFf54qm0vpD7PS/VKyYcOu6VlY+1BqzfaOeo6irNEUoxW5sMhB2BA==
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

2026-09-16T09:00:09.642264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007033
observed c89f839beb0911377afd2c1689c6ef75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:09.629082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007033/manifest.json
observed ece49460eaa4c007801919a7148a8d38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:09.493612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007033/publication.md
observed 15d2bf6f53c2b6f605c8de42fe28e427...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:09.477405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007033/publication.txt
observed 27e0e4275551e61258b47e85a4cd78f4...
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.