OT-2026-000007881
Publication integrity record
Four cup vacuum gripper, four zone face, six outlet manifold, single 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-2026-000007881) never changes.
Identity and time
| Publication number | OT-2026-000007881 · never reused |
|---|---|
| Internal UUID | 01a0ae6a-908a-7116-a2b6-d18154143e15 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:10:14.564317Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007881 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9cc2c001e0d846f9db79d7c70c1e3e7714a61567f6258db97db4747d3c01db2f |
|---|---|
| Markdown | dd3a1e28754a2747101d8ff129a34fbc988e0b65127ca31347dc96c7275870da |
| Publication page | 9942bf27cdee934de4bae10b9184cb89ac82df3dc1d611d9f07e8a841490fdd9 |
| Manifest | 72a604dd4c359c98d570e5de9a764c05fc6d873bbf826a9438f8e10d2aef5fc8 |
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 | 9cd3GnjA/s7/cZVYIvxIIgeCpzaipfv4XtOVtijGCsGEtw/xXuckEL+thIEoDWj5t5LCo6QrjgHl0gPlY3ZMAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:20:20.370833Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007881observed 9942bf27cdee934de4bae10b9184cb89...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:20:20.352138Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007881/manifest.jsonobserved 72a604dd4c359c98d570e5de9a764c05...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:20.332469Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007881/publication.mdobserved dd3a1e28754a2747101d8ff129a34fbc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:20.315421Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007881/publication.txtobserved 9cc2c001e0d846f9db79d7c70c1e3e77...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:19:58.930940Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007881observed 9942bf27cdee934de4bae10b9184cb89...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:19:58.914730Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007881/manifest.jsonobserved 72a604dd4c359c98d570e5de9a764c05...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:19:58.896053Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007881/publication.mdobserved dd3a1e28754a2747101d8ff129a34fbc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:19:58.877442Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007881/publication.txtobserved 9cc2c001e0d846f9db79d7c70c1e3e77...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. |
|---|