OpenTechnical

OT-2026-000050848

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000050848) never changes.

Identity and time

Publication numberOT-2026-000050848 · never reused
Internal UUID01a0ae82-c7b2-7e5d-8306-76321942dc24 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050848
StatusPUBLIC

Content hashes

Canonical text7594d8f081cb3d3dae755fe591f99c9246dffc5ff6715edabca6a6ba9f24a9db
Markdowncd968437a1c0dbfa15b586c1504f5b1a8f25f74ec367695310a9ad34810338a5
PDF
Publication page98338f688d2656077ac1457e0b3d34ab0609e3048c190137a2558c38901028c9
Manifestdf6dea81ee0c3ab75e18617d0aa50ca78c710b71bab91a930adb30ceaa4e8022

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
SignatureTP0QfGKGJiOFVqct92fzav935X8r16Ymt27sFHFiENH9RSMXG38g2M4qwZjcxwZzW3OvZ7kYr05rzOJDhvkRCg==
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

2026-09-17T11:00:25.081416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050848
observed 98338f688d2656077ac1457e0b3d34ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:25.058785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050848
observed 98338f688d2656077ac1457e0b3d34ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:25.054282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050848/manifest.json
observed df6dea81ee0c3ab75e18617d0aa50ca7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:25.040716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050848/manifest.json
observed df6dea81ee0c3ab75e18617d0aa50ca7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:25.035137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050848/publication.md
observed cd968437a1c0dbfa15b586c1504f5b1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:25.021812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050848/publication.md
observed cd968437a1c0dbfa15b586c1504f5b1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:25.008310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050848/publication.txt
observed 7594d8f081cb3d3dae755fe591f99c92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:24.998675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050848/publication.txt
observed 7594d8f081cb3d3dae755fe591f99c92...
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.