OpenTechnical

OT-2026-000062577

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, vented 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-2026-000062577) never changes.

Identity and time

Publication numberOT-2026-000062577 · never reused
Internal UUID01a0ae8c-0ac1-7188-a4f7-b436bd7885d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062577
StatusPUBLIC

Content hashes

Canonical text4cc3df8d6af4ef0f2de9bf62bfd463ad4a8931b870801c683d7146f146695b44
Markdown959f6ef8b668b1f19d26291caa6e4b1ba322525949c83f5067e5378d09c51005
PDF
Publication page729917bc6b792b0c984b2ecdc57ea9f6ae79a554b76be239fc5c7300f9b48b14
Manifest6dfccdcd91d96899d00f4ddb6644a94bdc8a7a2dae1580093fd1cee8e8c336de

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
SignaturexCU2HemL3mf5LPT2jGUFrpllVumCgIY/vrlrQHsTy3fOF6RDamN6C1qfHnU78ZcVdROvj8JYRcwxtzH3494RBQ==
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

2026-09-17T10:40:03.828244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062577
observed 729917bc6b792b0c984b2ecdc57ea9f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:03.809980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062577/manifest.json
observed 6dfccdcd91d96899d00f4ddb6644a94b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:03.789495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062577/publication.md
observed 959f6ef8b668b1f19d26291caa6e4b1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:03.769942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062577/publication.txt
observed 4cc3df8d6af4ef0f2de9bf62bfd463ad...
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.