OpenTechnical

OT-2026-000094605

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump fed, manifold pressure sensor, sustained blow-off before 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-2026-000094605) never changes.

Identity and time

Publication numberOT-2026-000094605 · never reused
Internal UUID01a0ae9e-f4ea-7d80-892f-11daa272bdee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094605
StatusPUBLIC

Content hashes

Canonical text3233d18d583d34cbb42c2dbc378a5d392b1ce2f1343cefa913ff0929de1b8cd3
Markdown5d1a92c008f2473b831de2cff1c2d7adcd000246f994af620e5753be923475b9
PDF
Publication pagefcf550cd20d55d882bf1a836355a742a5a90b7aa916ac1ee5bf5934ca5f7afc4
Manifest67664ff53ec6efc986aafeb234004b935d2735d9cc18a835c08cecddd62245ee

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
SignatureKytcTWXPeK1tHCtIQCGNLEheZnMdtK4lSwz4NNhqV6R7Dzi4OSU6OdCaStGMap1BZlufahnVJHR0NEVZK87qBw==
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

2026-09-17T09:38:04.162282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094605
observed fcf550cd20d55d882bf1a836355a742a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:04.145677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094605/manifest.json
observed 67664ff53ec6efc986aafeb234004b93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:04.125949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094605/publication.md
observed 5d1a92c008f2473b831de2cff1c2d7ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:04.106736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094605/publication.txt
observed 3233d18d583d34cbb42c2dbc378a5d39...
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.