OpenTechnical

OT-2026-000103034

Publication integrity record

Four cup vacuum gripper, four zone face, four 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-2026-000103034) never changes.

Identity and time

Publication numberOT-2026-000103034 · never reused
Internal UUID01a0aea4-be3d-70c8-9f17-36a67ef5d664 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103034
StatusPUBLIC

Content hashes

Canonical texteec8d072dcdeac3b9d53b4c336e077cc16ec487edc1421d6d174e51daf052f37
Markdown25850ffbc8deee448e417fd98bf8b59a754138036a63842f5cfb4f3388f19457
PDF
Publication pageea5621a6a082655f0f795f5da09dfcb07ccccdcd1f183fb94a80e8cc3d76baf4
Manifest9e00b19ea6117dd39ce74bebf7e7ccecdb759ebe591ff046b3b41b5e3e9b7891

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
SignaturemiWxAgtzi3gCLF2Wmo1g/ai41OKqCL9M4pA3loDVlQQHzldB//LHa0PrPZs/whNZ4wy8ManMN34PAyOxNw0LCA==
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

2026-09-17T09:23:09.401149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103034
observed ea5621a6a082655f0f795f5da09dfcb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:09.382703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103034/manifest.json
observed 9e00b19ea6117dd39ce74bebf7e7ccec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:09.363811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103034/publication.md
observed 25850ffbc8deee448e417fd98bf8b59a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:09.346916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103034/publication.txt
observed eec8d072dcdeac3b9d53b4c336e077cc...
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.