OpenTechnical

OT-2026-000074752

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000074752) never changes.

Identity and time

Publication numberOT-2026-000074752 · never reused
Internal UUID01a0ae93-ac2b-7951-95f0-c54d5f44e1b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074752
StatusPUBLIC

Content hashes

Canonical text7e6bd0e16824c0bd3d4a2775dcdfe6dcc697efa79538a2c3dd94f5b8082e53fa
Markdownf3e68e9292ed23cc7f757f6e4aca7c03ba45ab7b74ad412e3c43a5b9eb2599ec
PDF
Publication pageb046e1e5d3d2d7b77a5d42f900f524f6cef83b8aa4f18d223d024a18ec0031b3
Manifest6c7e41b404110a8bda56f394f194867a6db776b76f78a23c30ebe022e6baf886

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
SignatureiFxnNmceFcc74TVxKImVStUVmcdwCErX/o4yImDr9GyBROF2TiEcSjMGeEU3FoJkQryCJqSdbEueaeBgXfbLBg==
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

2026-09-17T10:18:26.398027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074752
observed b046e1e5d3d2d7b77a5d42f900f524f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:26.378149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074752/manifest.json
observed 6c7e41b404110a8bda56f394f194867a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:26.360136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074752/publication.md
observed f3e68e9292ed23cc7f757f6e4aca7c03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:26.341608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074752/publication.txt
observed 7e6bd0e16824c0bd3d4a2775dcdfe6dc...
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.