OpenTechnical

OT-2026-000003848

Publication integrity record

Vacuum cup gripper, per zone isolation, four outlet manifold, ejector 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-2026-000003848) never changes.

Identity and time

Publication numberOT-2026-000003848 · never reused
Internal UUID01a0a90b-3dc1-7a5f-8584-f9715fb7cb27 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:08:01.348335Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003848
StatusPUBLIC

Content hashes

Canonical textbf529496994f46eeb1bdc49c1c56e170fc3a3a71a5d5a6296dc1fc0667fe8c4c
Markdowne04a5041c6699575995ab10c68c16f6788202a66c4726ef6b0c1e64cba78b98e
PDF
Publication page01fd7ab7866d57c4f517272364dc6ed983ea1b4ef84cc88cc73a5ec61467b2da
Manifest35f9112c7ee2243e687a631a24ae588f3c4b5aaf0fec4efc22aa7ab271d60996

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
SignatureFREHZzs126l38FJLpVCh7YITow7Gh2bsDDG91k3vf+WvrH1g2ff0oEmVbFsil9IaqN07+3ExFvf12BLX6PwMAw==
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

2026-09-16T07:10:16.725630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003848
observed 01fd7ab7866d57c4f517272364dc6ed9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:16.711920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003848/manifest.json
observed 35f9112c7ee2243e687a631a24ae588f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:16.699760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003848/publication.md
observed e04a5041c6699575995ab10c68c16f67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:16.684726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003848/publication.txt
observed bf529496994f46eeb1bdc49c1c56e170...
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.