OT-2026-000079021
Publication integrity record
Three bellows cup vacuum gripper, three zone face, six outlet manifold, 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-2026-000079021) never changes.
Identity and time
| Publication number | OT-2026-000079021 · never reused |
|---|---|
| Internal UUID | 01a0ae95-ccbe-78f7-a38f-d8bd896604d5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:28.017032Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000079021 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0cb4d9f58a08c9e01c5dcdaae9e307f85cc933981ab632e5a2878187fa781db9 |
|---|---|
| Markdown | 439ded690f7241ecc0c40c7e89382c2cdf6442da24ca89c616880e747044e699 |
| Publication page | 78232f1e5d03071b49de0b4cce443e66528d4bcef2fddacbe1ce8ffd053470ee |
| Manifest | d4396a20f8fb75f79ba913addc03cbb5f378c931fcaf80e08fdda38564dbf7cc |
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 | xY72gg6az3RVKl4wAFdZr/xMTNRraYz8yOQGCw30YKhhvzWU9/xpfoqsmPTRBYbonWVMqAEkZMef4QSvH2RDCw== |
| 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
| 2026-09-17T10:05:51.571141Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079021observed 78232f1e5d03071b49de0b4cce443e66...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:05:51.552064Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079021/manifest.jsonobserved d4396a20f8fb75f79ba913addc03cbb5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:51.535478Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079021/publication.mdobserved 439ded690f7241ecc0c40c7e89382c2c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:05:51.516979Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079021/publication.txtobserved 0cb4d9f58a08c9e01c5dcdaae9e307f8...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. |
|---|