OT-2026-000023052
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000023052) never changes.
Identity and time
| Publication number | OT-2026-000023052 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46ec-7c7d-9fdd-90a7110a05f6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023052 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1d23127c9df5cd42004c78c0b66cf2aa1c0d9d52a25e449ccf3d28cac2b6a77f |
|---|---|
| Markdown | 8152bd9c17f0559d56675a0aebde8ce3639fef08823f46d64910d89bed7eb0b1 |
| Publication page | c61cafc45083bb092e3403d375ff1c8625ccbe81b4f77b246004bea8bb08d816 |
| Manifest | 7ec161cf3b444a26623d9c09f243b5d93f5089c624c05bc063de9bfa445cb2aa |
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 | 66UkSKVgpOW0D3dSwFN8U9XVAn9ZJhfO31txipg+h6VlEW/55aQGKH/c/u2bAfnxoEZe3IiJvRNfdCiQjYzlDw== |
| 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
| 2026-09-17T11:52:39.541721Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023052observed c61cafc45083bb092e3403d375ff1c86...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:39.523795Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023052/manifest.jsonobserved 7ec161cf3b444a26623d9c09f243b5d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:39.504781Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023052/publication.mdobserved 8152bd9c17f0559d56675a0aebde8ce3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:39.484401Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023052/publication.txtobserved 1d23127c9df5cd42004c78c0b66cf2aa...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. |
|---|