OpenTechnical

OT-2026-000058054

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented before set-down

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-2026-000058054) never changes.

Identity and time

Publication numberOT-2026-000058054 · never reused
Internal UUID01a0ae88-6eda-711e-adf2-adddd6ab4e2d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058054
StatusPUBLIC

Content hashes

Canonical text7242b86753b831b9d910172cf08c41a7a015eed14f74d554928416e656422fc3
Markdown95f6eada336f13efc24669c38a3af3c1d3470f3be80670d7b62dbad67df4a451
PDF
Publication page5772bf72f398828231281955419ccfe86d10878bd46637a035b34a39f504f97a
Manifeste69cfd92b8dc11d4e11a66fbaa16d4c9a5449a3bc8610cd0c14f627f29ce5d66

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
SignatureDpxn5joVOE6ohW7U77pdkRw0SLLiHZDNxdmMPAOmcpmSl6aw7AHlpcnYZdiKmOdSYhwNLNll+bz34RmIe+FeCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:42.325207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058054
observed 5772bf72f398828231281955419ccfe8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:42.306757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058054/manifest.json
observed e69cfd92b8dc11d4e11a66fbaa16d4c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:42.287027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058054/publication.md
observed 95f6eada336f13efc24669c38a3af3c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:42.267857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058054/publication.txt
observed 7242b86753b831b9d910172cf08c41a7...
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.