OT-2026-000047971
Publication integrity record
Foam pad vacuum gripper, three 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-2026-000047971) never changes.
Identity and time
| Publication number | OT-2026-000047971 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-c422-70a8-a062-c6b176c477b5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:24.028554Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047971 |
| Status | PUBLIC |
Content hashes
| Canonical text | c7ef2e0f869b5feb57f832df5af88e0c89e73e6cc7493f13bdd7ab873c12e366 |
|---|---|
| Markdown | f922ef698dcb2795e4b7c0685e017ced7541740beab03b5ca776dc2ad8b1d6ca |
| Publication page | 8e29f049f3d105e90579e87a57a028b0cc2b6442dc39da4af7dc9190a7f1cd9a |
| Manifest | 8b8e0da39a1c0b1854c16a823fc871c8bd20e17127b1297213def99b90a62a46 |
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 | fPZxqaZ+ws/5/2xdlCoxBLGP7a+QAi9ggJ0uGwn/9Pp5a78XkF6BvQsg04T9LO9cNYtiF7IMi+wo70Uk2jW8Aw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:05:56.936303Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047971observed 8e29f049f3d105e90579e87a57a028b0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:56.916825Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047971/manifest.jsonobserved 8b8e0da39a1c0b1854c16a823fc871c8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:56.897619Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047971/publication.mdobserved f922ef698dcb2795e4b7c0685e017ced...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:56.879560Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047971/publication.txtobserved c7ef2e0f869b5feb57f832df5af88e0c...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. |
|---|