OT-2026-000077237
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, two stage ejector, pressure sensor per zone, pulsed 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-2026-000077237) never changes.
Identity and time
| Publication number | OT-2026-000077237 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f508-7459-b6c8-0c59afa76fbe · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077237 |
| Status | PUBLIC |
Content hashes
| Canonical text | febb7079a16fbd97d855dbfea9832ff681419b136b16e5ce9f247a0da236cced |
|---|---|
| Markdown | c0f25f1fb5dcb4760f964185ad9be87e276bfe24b1def5a31befc7a0d3394b6a |
| Publication page | 3d941c6508b54c7d132dea47a00c3d191b6e7cb725040e88cfe795258cd58c9f |
| Manifest | 041f4e63f86d19d1310f8e3e6abefdac1d1b0ee71b95b43e58ac3306ec1ef54d |
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 | 0Oc6RIpwyxGx188Tlqla764jDHpnVjs/W8N4ktm/dPgYbnd6K6hlbgTmByCn+eGgQ9WxA0IChO8n+Q3YDiPmAg== |
| 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
| 2026-09-17T10:08:51.066329Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077237observed 3d941c6508b54c7d132dea47a00c3d19...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:08:51.047644Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077237/manifest.jsonobserved 041f4e63f86d19d1310f8e3e6abefdac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:51.029601Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077237/publication.mdobserved c0f25f1fb5dcb4760f964185ad9be87e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:51.010043Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077237/publication.txtobserved febb7079a16fbd97d855dbfea9832ff6...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. |
|---|