OpenTechnical

OT-2026-000013592

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, single stage ejector, pulsed blow-off before 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-2026-000013592) never changes.

Identity and time

Publication numberOT-2026-000013592 · never reused
Internal UUID01a0ae6d-6fcb-7bd9-9c44-1fac008d919a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013592
StatusPUBLIC

Content hashes

Canonical textee4e013f79b53cde87e42450b002dfcae1fedcedd36d94d6362a75e8418a4712
Markdown94c98d2a1428df35c1e04c23174d1038aeab7956203805224573102c95a40d1a
PDF
Publication page9733270df4e7b737b8afa817d1c77babb206efe0454b049f381e9a552f9db5b5
Manifest893f2385396679ea4e37136e18f5bbdded87ab12d91f435df1cd99a6763fc7d2

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
SignatureSlTdCj5ewh8QkeTfjDTfeioulVwwMPjKa5Nnfvmwcv2HeGdxvyYL8ixh70pgll5FNSPW+5rCX5PgeMdxqEPUAg==
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

2026-09-17T12:10:08.682169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013592
observed 9733270df4e7b737b8afa817d1c77bab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:08.664577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013592/manifest.json
observed 893f2385396679ea4e37136e18f5bbdd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:08.647036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013592/publication.md
observed 94c98d2a1428df35c1e04c23174d1038...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:08.628564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013592/publication.txt
observed ee4e013f79b53cde87e42450b002dfca...
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.