OpenTechnical

OT-2026-000075210

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000075210) never changes.

Identity and time

Publication numberOT-2026-000075210 · never reused
Internal UUID01a0ae93-f200-77ad-885d-f6fcea1b7c8f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075210
StatusPUBLIC

Content hashes

Canonical text1973d2e92374e26100d3f9ab4b12ab075a645b4b8548bd873471b4fb32ee60d1
Markdown1eb43a18f81dab454b97a7a892f3a809dd45ab1d2a732cd9c24193c52eba9f3d
PDF
Publication pagef19049c3df6ba84cacb3e7c10b93d660053fd733d491f6010e59270d8a1b47fe
Manifest772697edfc6d1d98339981e4ff4a675058ccbee2a010651aa30ac12070f5f485

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
SignatureSUjmo39I484faFVE+nT9xlQM0XWNK/ll8GAbLum4UhGWvsV53s0EfJeGKByW6VZKw64Q44I5Jr1rLFJCHSnQCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:20:28.490131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075210
observed f19049c3df6ba84cacb3e7c10b93d660...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:28.470654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075210/manifest.json
observed 772697edfc6d1d98339981e4ff4a6750...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:28.448367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075210/publication.md
observed 1eb43a18f81dab454b97a7a892f3a809...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:28.426181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075210/publication.txt
observed 1973d2e92374e26100d3f9ab4b12ab07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:42.692660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075210
observed f19049c3df6ba84cacb3e7c10b93d660...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:42.298377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075210/manifest.json
observed 772697edfc6d1d98339981e4ff4a6750...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:42.279230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075210/publication.md
observed 1eb43a18f81dab454b97a7a892f3a809...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:42.261316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075210/publication.txt
observed 1973d2e92374e26100d3f9ab4b12ab07...
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.