OpenTechnical

OT-2026-000005864

Publication integrity record

Bellows cup vacuum gripper, per zone isolation, three stage ejector, contact triggered, plastic cups

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-2026-000005864) never changes.

Identity and time

Publication numberOT-2026-000005864 · never reused
Internal UUID01a0a947-6d3d-7033-b0e1-efb956747646 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:13:45.665145Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005864
StatusPUBLIC

Content hashes

Canonical text10761f3817e19f1d43ae43de5ca6890a543c7f27c04344b7526339fca050c6d1
Markdowna63ba50ee6085366ec6318c7590d8cc63b1d508d4cdf203954a4b1970d577433
PDF
Publication page5a1c0f1b5a2b6113c7a43fa16d38a23351ce88d13a53bfb7604e16c913ea2c6a
Manifest336193b5d9952c3a9f7e530e6e17e1243a90d1ae65669608e5823d102fe89e91

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
Signatured1gOTEg+F1/lstesFBTKiFbkQZywEjZpLEae5N1S3+J9nUymlL/xs9N1Be7o6MIYzVn8bojyPTpcvw1R8+KoBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:23.989668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005864
observed 5a1c0f1b5a2b6113c7a43fa16d38a233...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:23.976250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005864/manifest.json
observed 336193b5d9952c3a9f7e530e6e17e124...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:23.962260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005864/publication.md
observed a63ba50ee6085366ec6318c7590d8cc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:23.947628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005864/publication.txt
observed 10761f3817e19f1d43ae43de5ca6890a...
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.