OpenTechnical

OT-2026-000099393

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000099393) never changes.

Identity and time

Publication numberOT-2026-000099393 · never reused
Internal UUID01a0aea2-c973-7154-89d5-64940d9275eb · 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-2026-000099393
StatusPUBLIC

Content hashes

Canonical text2f1b95fc121d5154a60cd236ad8310cd27c004827186749a78bdc621844f5a86
Markdowndcc0ef8c0d9f87384141f3553a4a4c2808d0b31befa4665b478b572ca5cfdf66
PDF
Publication page1bf1e8242cf70eec3cb199c61707f4cc713df3395a783577fb765806c7a05524
Manifest7769eb84d2910e828564b5e0fc05b4a7d515e2d0ff5632b82a54df46b44ee77b

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
Signature48oq3L2k0hPv/ozodn7YvxWO50kl+lsfMr4IIAOSJwo3GipnAe/xsLuFqYsNu8cqcAvuLe9rNSkAb4yqe67gDA==
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

2026-09-17T09:29:09.428351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099393
observed 1bf1e8242cf70eec3cb199c61707f4cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:09.410154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099393/manifest.json
observed 7769eb84d2910e828564b5e0fc05b4a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:09.392065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099393/publication.md
observed dcc0ef8c0d9f87384141f3553a4a4c28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:09.374063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099393/publication.txt
observed 2f1b95fc121d5154a60cd236ad8310cd...
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.