OpenTechnical

OT-2026-000099564

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000099564) never changes.

Identity and time

Publication numberOT-2026-000099564 · never reused
Internal UUID01a0aea2-c975-72ea-96e5-7ef8a97e102e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099564
StatusPUBLIC

Content hashes

Canonical text0ffd169a304c8e5c7e5753c1e3b972c012d42a167c154a8ab839a9fc9bcf29a6
Markdownd19ea9f809bd74212802852f793d25536a43d186cadad3c343db9418d3517468
PDF
Publication page834e7fa931c1e01b6faa532202a9348c389a6175b528d46293c4279a68b5cfb1
Manifest79c2fd82e7c17dbc4499414d75081c8dceb271565c9eca440b1a17f4480280a3

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
Signatured25GmOYtWuZLb4dMzt4PB8GyBKUnTCUW9IAQjNBL5OXG3zhdbENNz++zCk/zGbvcy3V3AbRcRTu4BPmroZY7BQ==
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

2026-09-17T09:29:28.600886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099564
observed 834e7fa931c1e01b6faa532202a9348c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:28.583399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099564/manifest.json
observed 79c2fd82e7c17dbc4499414d75081c8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:28.565449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099564/publication.md
observed d19ea9f809bd74212802852f793d2553...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:28.548641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099564/publication.txt
observed 0ffd169a304c8e5c7e5753c1e3b972c0...
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.