OpenTechnical

OT-2026-000005328

Publication integrity record

Vacuum cup gripper, common isolation valve, six outlet manifold, ejector fed, 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-2026-000005328) never changes.

Identity and time

Publication numberOT-2026-000005328 · never reused
Internal UUID01a0a935-96dd-73c0-a013-887253ab60e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:54:16.671802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005328
StatusPUBLIC

Content hashes

Canonical textfbe0e60090e50d0faf34e981e4855c44a51458f57c4408e0ba130f357919f7e2
Markdown0f9a0d5c066f9b28c44806e33e07cb656aef4643b4bebc4da71941364cf19518
PDF
Publication page54d74a784ed56ed27341cf1abf6760c0afd1b40373e8d1a134f7e57496572879
Manifesta33df13f8c235d2bbc0cdd64b27a2d3ce87b4b3bcdd4851e06eb6aeea5014787

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
SignatureDvWSN8b/rE6oD63An+MEtL3hduLwKu3xwTNcW8f3sDHDM4hnTP013xdkTIf0I1fahjqRVi9IRENNNwwDbALIAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:00:22.149127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005328
observed 54d74a784ed56ed27341cf1abf6760c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:22.134354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005328/manifest.json
observed a33df13f8c235d2bbc0cdd64b27a2d3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:21.987106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005328/publication.md
observed 0f9a0d5c066f9b28c44806e33e07cb65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:21.974752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005328/publication.txt
observed fbe0e60090e50d0faf34e981e4855c44...
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.