OT-2026-000074819
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000074819) never changes.
Identity and time
| Publication number | OT-2026-000074819 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2c-7474-9d4f-367c9daefcfd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074819 |
| Status | PUBLIC |
Content hashes
| Canonical text | b8a480e322532ae88fd2734ab0ce70a9d9e958b5f23d2f9709eefa03fb1376d7 |
|---|---|
| Markdown | b40c1569f7baac33925debd9c660d75d6c700cf425d0f74e48036c3788e358cb |
| Publication page | d6eed9054b03c90be220aaecfc893d32f2f3ac5c5d6967f153c33815c0ae6bc2 |
| Manifest | d64c77c65b07461ef4a97e9b80192aedc8a6e0721f6ca090cc655639c9a73572 |
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 | IfPsaqG6giNSBvLDX53Jts3OOyU2mCNfVPrHZqdNS3LhFu9mL+s0W3w7QGzxqdUxv8KaIyVtx8ByFCIR8wYLAA== |
| 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
| 2026-09-17T10:18:31.661921Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074819observed d6eed9054b03c90be220aaecfc893d32...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:31.645937Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074819/manifest.jsonobserved d64c77c65b07461ef4a97e9b80192aed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:31.630208Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074819/publication.mdobserved b40c1569f7baac33925debd9c660d75d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:31.610622Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074819/publication.txtobserved b8a480e322532ae88fd2734ab0ce70a9...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. |
|---|