OpenTechnical

OT-2026-000033932

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000033932) never changes.

Identity and time

Publication numberOT-2026-000033932 · never reused
Internal UUID01a0ae75-df0b-7967-9126-89539ef5274e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033932
StatusPUBLIC

Content hashes

Canonical textef27d1f7af692214b8850f3cf3f5f9f81ca3427a14e78ecdb39f4d10094d2ccf
Markdown36b595213b40702732acff9be9021be39c998fac0a59b883fcc7b0b13b65b457
PDF
Publication page2b52b42d5f5e2c0081d03b952198ce4aef45cfa0b9324bea85e4ecb46cebde87
Manifestbdd4c47981e523dad64d0b944c75532c9d835b26335b3264c26650670024aa0d

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
SignaturemK0Lch0SGH1VhoFF4zVgXRgqU9AMTDKh6cIeX1G7+3IzexKHFtzAGLbIlmEzgoS9Gh5dwGKPKlniWaDO+ygaBQ==
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

2026-09-17T11:30:47.147929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033932
observed 2b52b42d5f5e2c0081d03b952198ce4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:47.130351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033932/manifest.json
observed bdd4c47981e523dad64d0b944c75532c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:47.111560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033932/publication.md
observed 36b595213b40702732acff9be9021be3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:47.090339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033932/publication.txt
observed ef27d1f7af692214b8850f3cf3f5f9f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:02.068731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033932
observed 2b52b42d5f5e2c0081d03b952198ce4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:02.047841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033932/manifest.json
observed bdd4c47981e523dad64d0b944c75532c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:02.028856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033932/publication.md
observed 36b595213b40702732acff9be9021be3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:02.011420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033932/publication.txt
observed ef27d1f7af692214b8850f3cf3f5f9f8...
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.