OT-2026-000090072
Publication integrity record
Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, 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-2026-000090072) never changes.
Identity and time
| Publication number | OT-2026-000090072 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428e-7443-9b88-6cddd12c8d64 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090072 |
| Status | PUBLIC |
Content hashes
| Canonical text | 122ef9905acb60bdf31822e1d3a79556426ca7768d2d74909ba51b333a48944b |
|---|---|
| Markdown | 112cbdd932598212ca3f46f82281a5d3a024caf91f1aa9cc767572bf3c7b0e95 |
| Publication page | fc197255ffa2ed81cf8e3279f3370ee7226b35b2770bd149c03fd6d43c25e6d7 |
| Manifest | a142bd791c8d3559397680dc32b336bfdeff28d12c1501c43fb822d588392a29 |
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 | ZFcQOTsgCLQykOAzfyPgbp3+ifc6pUne0CSK2IgIdfk2CxHoNm2LiAGaECgSyJePHZ4r2PkM+06/P+pnOc0dAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:45:29.240030Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090072observed fc197255ffa2ed81cf8e3279f3370ee7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:29.219963Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090072/manifest.jsonobserved a142bd791c8d3559397680dc32b336bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:29.198262Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090072/publication.mdobserved 112cbdd932598212ca3f46f82281a5d3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:29.178180Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090072/publication.txtobserved 122ef9905acb60bdf31822e1d3a79556...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. |
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