OpenTechnical

OT-2026-000003585

Publication integrity record

Porous face vacuum gripper, common isolation valve, six outlet manifold, plant vacuum fed, pressure verified

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-2026-000003585) never changes.

Identity and time

Publication numberOT-2026-000003585 · never reused
Internal UUID01a0a90a-73da-7a1e-b429-358d3bb25a7c · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:07:09.661269Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003585
StatusPUBLIC

Content hashes

Canonical textcd93d7dc64a8b3f57e19908abeecdc82f06e2b107355a33d83e5d9c6df0b1b47
Markdown4422940c96a704596b103abe80adc6a2e5d5d490acb0805767d38b000c15200a
PDF
Publication pagee3067cb26a293ef703b431804d16644959a331387467c22ecccb03e4a72a5498
Manifestdc4769921fb60c8378d0e72e7edef50720ea9d8758822c4fb21dc9a1f23dd35c

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
SignaturemvppKI6SlhkQcva5RF1tLkHsLwAj8nnP93iG2vw0kFglH89fxayag4qxx4BHmz1wjVaD5IsQn0BzTqKX52AODQ==
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

2026-09-16T08:40:37.229522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003585
observed e3067cb26a293ef703b431804d166449...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:37.215844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003585/manifest.json
observed dc4769921fb60c8378d0e72e7edef507...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:37.200344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003585/publication.md
observed 4422940c96a704596b103abe80adc6a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:37.183164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003585/publication.txt
observed cd93d7dc64a8b3f57e19908abeecdc82...
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.