OpenTechnical

OT-2026-000103567

Publication integrity record

Three bellows cup vacuum gripper, three zone face, pump fed, 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-2026-000103567) never changes.

Identity and time

Publication numberOT-2026-000103567 · never reused
Internal UUID01a0aea4-e461-79cf-823b-8f78c98fb3f9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103567
StatusPUBLIC

Content hashes

Canonical texta51a6fe3a689c99ad140d983774bf74551a53f8a07fc7da43648e06317b56c79
Markdown633ab2328c2a6dee262c892162f8823e29ace6409a9d1068ebe2ef4521021e6b
PDF
Publication page888d34194185fc2eed95707d4a2f75988dc6960b663e133dd089162a5bf132b8
Manifest96c06a199b351e8bb604bcbcae0b40e1912f91435e2a9d9c4ccd77aa74e59ce0

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
Signature7hzYKhcWSg4SIlRM0EkGqzerSgCYhyPOfeU4fezAmdddpdvxyfNCcXxZBBCtJqf7jsd2aPuRO0+qFZ2zmAy9Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:22:20.897101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103567
observed 888d34194185fc2eed95707d4a2f7598...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:20.880808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103567/manifest.json
observed 96c06a199b351e8bb604bcbcae0b40e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:20.863407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103567/publication.md
observed 633ab2328c2a6dee262c892162f8823e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:20.846663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103567/publication.txt
observed a51a6fe3a689c99ad140d983774bf745...
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.