OT-2026-000090397
Publication integrity record
Three cup vacuum gripper, three zone face, three stage ejector, pressure sensor per zone, sustained blow-off before 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-2026-000090397) never changes.
Identity and time
| Publication number | OT-2026-000090397 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2d-7b7e-8eab-87adf3b3e6eb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090397 |
| Status | PUBLIC |
Content hashes
| Canonical text | c2e46e42137f11e2e2f92c7441fe8f92ac465718faffd4337269b72dde9f4de7 |
|---|---|
| Markdown | b3e900017f6de340cf5ac50bdf3f1ff8cf703e0a3f9dd0ec4cfe3b4ae33736b1 |
| Publication page | 53cb60a98775bdfae1dd1ae84f6383b1c719a4192f68255ef4c8fce31129cacf |
| Manifest | 2187bcd717b360d8c85ca31149a14ce04b2aaf6cca2c78099bcbecf65cc7b6c3 |
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 | 640jT7a1W4BRt/7CbMUauJYJDaARHwbfcpYbGqW4wRpfYY0NLnDEu8aR4QrOTyodl5JlP2ZMsq4WyJ7Tc7F/Cw== |
| 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
| 2026-09-17T09:44:30.468613Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090397observed 53cb60a98775bdfae1dd1ae84f6383b1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:30.447894Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090397/manifest.jsonobserved 2187bcd717b360d8c85ca31149a14ce0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:30.429399Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090397/publication.mdobserved b3e900017f6de340cf5ac50bdf3f1ff8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:30.411977Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090397/publication.txtobserved c2e46e42137f11e2e2f92c7441fe8f92...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. |
|---|