OpenTechnical

OT-2026-000003908

Publication integrity record

Porous face vacuum gripper, four zone face, six outlet manifold, ejector fed

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-2026-000003908) never changes.

Identity and time

Publication numberOT-2026-000003908 · never reused
Internal UUID01a0a90b-6ceb-71a6-9b9b-dd3ebd0778ef · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:08:13.422402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003908
StatusPUBLIC

Content hashes

Canonical text6f15deb57363801430112189bfc273df5b4ab35764e39a6194c99b88e2b6c567
Markdown53b0366d7d23c9ed4854dd23bee27917bc3b844d06a4b6be0998cfa789b152a4
PDF
Publication page9e41502b02dd10e316db3827442135ff1bfccdc1a33e80276a143bf3052af894
Manifest8dde2dfab6c49c2aaf7f195ad8304a642a834ea6f6f5ee9e5b9233fa4f54ab41

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
SignatureSWzPuXhJtpnFS7jXorx+BV86NNjQbGLM1DcihU/pZIoPhzsshj6vAXq+xJeYrKM228YjIQYkp4buof1eppAWAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T07:10:12.966552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003908
observed 9e41502b02dd10e316db3827442135ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:12.952148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003908/manifest.json
observed 8dde2dfab6c49c2aaf7f195ad8304a64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:12.939408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003908/publication.md
observed 53b0366d7d23c9ed4854dd23bee27917...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:12.926187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003908/publication.txt
observed 6f15deb57363801430112189bfc273df...
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.