OpenTechnical

OT-2026-000104375

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two 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-2026-000104375) never changes.

Identity and time

Publication numberOT-2026-000104375 · never reused
Internal UUID01a0aea5-3421-7df8-ad41-4837b781b1e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104375
StatusPUBLIC

Content hashes

Canonical text3e1125768019d15acfa2c33a08144a7639578185803acda0c4d625865d8c5813
Markdown15b0d0e0cc5c8e8e07f62a7c255ee3fa1e39c775fa14e83e5d2c24aec677ac14
PDF
Publication pagef87fab1fd39158bf479c97f850ea4de504f01c8195b049a8b49d45d6bfb972f4
Manifest5171475e633254faa49b516d12af3d95ecc01d32a81cdfe210010974c4f4ac72

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
SignatureY1Z0oBgE1ge7V5iR9LhJh9OwyVgJd8sJ+ydUYfpRFTAhfHpPWwwNC2knQm2dmvgwc2uADSu5o82zRguMqjSaAw==
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

2026-09-17T09:21:38.268103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104375
observed f87fab1fd39158bf479c97f850ea4de5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:38.250904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104375/manifest.json
observed 5171475e633254faa49b516d12af3d95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:38.233878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104375/publication.md
observed 15b0d0e0cc5c8e8e07f62a7c255ee3fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:38.215585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104375/publication.txt
observed 3e1125768019d15acfa2c33a08144a76...
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.