OT-2026-000104239
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, two stage ejector, pulsed blow-off after 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-2026-000104239) never changes.
Identity and time
| Publication number | OT-2026-000104239 · never reused |
|---|---|
| Internal UUID | 01a0aea5-3420-7eed-b9a2-92a61fd2f9bd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:14:17.519068Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000104239 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5720bec3f1bdd5b18422808a055d40c106d8bfe4d801d960928a452fcd058cc3 |
|---|---|
| Markdown | 826e4157c91c4eb2ad0569304daba3610f667c3bf977456fbfe788c9b9da1abe |
| Publication page | 254063db783a301b4bbfa2f6d64e126549a50f191957c5e7045729ca0243b08c |
| Manifest | 788d769756330b7aa3a9083349d90c12d35feabf6ae5c85e247e6cfd5dee4c39 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | PGiNE+H3O6n/Z3w9jBW6QJoK/vREWCjOYs2R83nsz9tD8nb+VoXdfIPaQ+XMDCclb1SdYLTdWM2zQSngnKVQCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:20:20.875131Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104239observed 254063db783a301b4bbfa2f6d64e1265...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:20:20.859414Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104239/manifest.jsonobserved 788d769756330b7aa3a9083349d90c12...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:20:20.842062Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104239/publication.mdobserved 826e4157c91c4eb2ad0569304daba361...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:20:20.825846Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104239/publication.txtobserved 5720bec3f1bdd5b18422808a055d40c1...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 archive | Pending 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 package | Pending Custody packages are produced weekly. |
|---|