OT-2026-000077359
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, three 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-2026-000077359) never changes.
Identity and time
| Publication number | OT-2026-000077359 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f509-753a-811d-bc59542411b0 · 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-2026-000077359 |
| Status | PUBLIC |
Content hashes
| Canonical text | b212f45f9daaf42cc2d8fb72c78af2fb66bf154473f7aa7b3f7bd77dfb0602ee |
|---|---|
| Markdown | 4e9c4fd7f8d5c7bccf6cea3fe1eb2d73bd02a421cb398b81544f92a7347a32c7 |
| Publication page | 34696069e4e75961dbe220583afe8ad1c1b8274753f86aa4b7cda7eb6907f85d |
| Manifest | 4410613f3680e4a25fe15817289aad6530302aaea9351414ed06551aef758877 |
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 | nRUw7QUyEpkuooTzdcBdx/EztTrqWZTrvHGGdiC6c6brNeZK7r7tclTRrNg9o32APV9YZm6quZMXJ2EltqZ1BA== |
| 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
| 2026-09-17T10:09:00.126632Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077359observed 34696069e4e75961dbe220583afe8ad1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:00.107941Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077359/manifest.jsonobserved 4410613f3680e4a25fe15817289aad65...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:00.088564Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077359/publication.mdobserved 4e9c4fd7f8d5c7bccf6cea3fe1eb2d73...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:00.069404Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077359/publication.txtobserved b212f45f9daaf42cc2d8fb72c78af2fb...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. |
|---|