OT-2026-000078518
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000078518) never changes.
Identity and time
| Publication number | OT-2026-000078518 · never reused |
|---|---|
| Internal UUID | 01a0ae95-7c29-7578-8254-f8226b078ad1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:07.483031Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078518 |
| Status | PUBLIC |
Content hashes
| Canonical text | c500840476d2ade3154b4c087255be679695cdf390caabd9caf6f25ef3245245 |
|---|---|
| Markdown | 4689f14db8880eab9b59e9840fe619cb0bae3a82d17090d7af605a9f38afadc7 |
| Publication page | fdf02cb837062ac091df5cd5a7537a616d0b4e74dcd7f71c4a4d2ea863856df9 |
| Manifest | 902509cedf2b4088c859e2ec9726e560fe95d08dee391c23498c3b58c4dbaea8 |
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 | OY6ro4FdP0INBmEJRWNcszsSc8h/Xt1h4GoTH0FRbhmqwOKacHjs/7c7Qb7NJJA1Ezn1r+pOPGKA5XhMJIrfBw== |
| 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
| 2026-09-17T10:06:32.070667Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078518observed fdf02cb837062ac091df5cd5a7537a61...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:06:32.052376Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078518/manifest.jsonobserved 902509cedf2b4088c859e2ec9726e560...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:32.035132Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078518/publication.mdobserved 4689f14db8880eab9b59e9840fe619cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:32.017193Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078518/publication.txtobserved c500840476d2ade3154b4c087255be67...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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