OpenTechnical

OT-2026-000103352

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, plant vacuum 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-2026-000103352) never changes.

Identity and time

Publication numberOT-2026-000103352 · never reused
Internal UUID01a0aea4-e45f-7bf0-acb3-f66a3140f5f1 · 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-2026-000103352
StatusPUBLIC

Content hashes

Canonical text2b049280e5ec7f65343165e36f196c5a5e6e6c8d374313245761d19f31d1d13d
Markdown8505075e90e59b6df48fcd5f537b2a8b307f1134e8fa30d06c33bde76f93b74c
PDF
Publication pagead605141464a9acaca9b7642225afb0cc3824d3f1061f3326454c7ebbeca7b7b
Manifest2827d8455c4fa469942090ed57b9742bea81b6ad8da908a7302dcbfd0350fac9

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
SignatureEDV3GePCAwlLCJRKRfuGR/3EjJQD/SOVTjn8PG4hd/ARGsB04sbiKTAiViU6h7ftkoqSqqdPM1H1GkPOmhkDDA==
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

2026-09-17T09:22:05.053103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103352
observed ad605141464a9acaca9b7642225afb0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:05.036311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103352/manifest.json
observed 2827d8455c4fa469942090ed57b9742b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:05.019204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103352/publication.md
observed 8505075e90e59b6df48fcd5f537b2a8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:05.002177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103352/publication.txt
observed 2b049280e5ec7f65343165e36f196c5a...
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.