OpenTechnical

OT-2026-000022693

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, sustained blow-off before set-down

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-2026-000022693) never changes.

Identity and time

Publication numberOT-2026-000022693 · never reused
Internal UUID01a0ae70-46e9-76f0-abc3-56bba5a6bf37 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022693
StatusPUBLIC

Content hashes

Canonical text27013a90a2033709830788687b9db394f8fd5a6b707086611fc30b5771b43771
Markdownfd1b399f0c583a4b20e94750b6112f8abb5e7accf405c24c25b77255ecebdd7f
PDF
Publication page3c8341dae2b8b91162c5093105c5c827a77f26be58800e322ea6f21e458b572e
Manifest002771bbcf30e7f382b513bbadd81411fa9ba05f8e0c84d6d55fcd492e1469fa

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
Signature8jLfSzp/OzRf2Qby1Cyq6Ev7ce/KWFDf7eU7doJJQmXbFnq6r0qwMAeGW8Ibqo14Cexaqb5xVyoC+egpbjQ1CQ==
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

2026-09-17T11:52:05.070485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022693
observed 3c8341dae2b8b91162c5093105c5c827...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:05.055879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022693/manifest.json
observed 002771bbcf30e7f382b513bbadd81411...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:05.039894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022693/publication.md
observed fd1b399f0c583a4b20e94750b6112f8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:05.022647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022693/publication.txt
observed 27013a90a2033709830788687b9db394...
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.