OT-2026-000069508
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained 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-2026-000069508) never changes.
Identity and time
| Publication number | OT-2026-000069508 · never reused |
|---|---|
| Internal UUID | 01a0ae90-b52b-75ba-8f91-6485db582169 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:51:54.310022Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000069508 |
| Status | PUBLIC |
Content hashes
| Canonical text | c167025e0594a582064e7dcc89ce460823c2608850a184c92474e67a380075a3 |
|---|---|
| Markdown | 8ef8c12048db144a51b39fbad001cfa1a361c521389efbae9f60d4f88690a8d5 |
| Publication page | 4ad9b2bca0336718f43d4fd70ed490ad48cd3e1634c7e2be40f2257489cd5273 |
| Manifest | 350ef235d42e6d5ca2a059743de993a732e18e73edfd890fd4e7c167ca5aae65 |
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 | aHXAvWNR4+U/FsNZx2jaTulj2khllOzx81QE+sMiZdYvvk8D/Z0ygmm/2SmekFKKSuLtiFBdvSh9DvKGis/ZBA== |
| 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... |
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Independent retrieval
| 2026-09-25T04:23:41.432734Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069508observed 4ad9b2bca0336718f43d4fd70ed490ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-25T04:23:41.417609Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069508/manifest.jsonobserved 350ef235d42e6d5ca2a059743de993a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-25T04:23:41.390082Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069508/publication.mdobserved 8ef8c12048db144a51b39fbad001cfa1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-25T04:23:41.363204Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069508/publication.txtobserved c167025e0594a582064e7dcc89ce4608...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-22T08:41:25.665972Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069508observed 4ad9b2bca0336718f43d4fd70ed490ad...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-22T08:41:25.591130Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069508/manifest.jsonobserved 350ef235d42e6d5ca2a059743de993a7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-22T08:41:25.502289Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069508/publication.mdobserved 8ef8c12048db144a51b39fbad001cfa1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-22T08:41:25.407487Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069508/publication.txtobserved c167025e0594a582064e7dcc89ce4608...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|