OpenTechnical

OT-2026-000036570

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000036570) never changes.

Identity and time

Publication numberOT-2026-000036570 · never reused
Internal UUID01a0ae77-46e7-77e5-8917-7e3e95beec32 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036570
StatusPUBLIC

Content hashes

Canonical text64111f43052627c06cef6be7c1292ef4b2eec8a0c47cc80c7763b0869cc5bfff
Markdown55b763d8911ff917f601fb956b0e614be24b39624bdda1506602ca38b3be97d5
PDF
Publication page719f152a9eef24f5c84c5e3e7217fde9b76cd87447562f32e7a915b20ddb8abb
Manifest549e20fa6f826a6a34f03cc3e575dcd1456a58c2da0415fa89d5d39349b0280d

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
Signature2gXfuxX8d3gqGpaWDolUktsqhxXsx8R9xs+UTqlzhg++JlPCSMZ1Tzv3fJxx3f4Z0qxwPwuf+3KM6QvzO3LeBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:25:47.474917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036570
observed 719f152a9eef24f5c84c5e3e7217fde9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:47.458199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036570/manifest.json
observed 549e20fa6f826a6a34f03cc3e575dcd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:47.441465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036570/publication.md
observed 55b763d8911ff917f601fb956b0e614b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:47.424274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036570/publication.txt
observed 64111f43052627c06cef6be7c1292ef4...
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.