OT-2026-000019465
Publication integrity record
Single cup vacuum gripper, common isolation valve, two stage ejector, supply line 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-2026-000019465) never changes.
Identity and time
| Publication number | OT-2026-000019465 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-7146-98df-8b4a18265678 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019465 |
| Status | PUBLIC |
Content hashes
| Canonical text | 87a87f61120663c443beaf49de648c9595d022bfeccb3d84bd4cf2377e10986c |
|---|---|
| Markdown | 4ada85eb74e1f3640073c444c11717f7e1f958681404e29f714bd43c78856e6d |
| Publication page | fc91dc992100e680006698c9e64b395ddde6867961fb6039f09af629dab9638d |
| Manifest | d4426cdcc3da0d2c1898cba2880a8135b4de0da074080b70ef24c2cd1c6c8b6b |
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 | hQV3Z3O6klu7PbAvsz/1ZSuRnsj+mOWih1qcEuWFjLc7KEvJzGw4NtDK1qZozh8BfDdtacjCwE1n3DogGvVQDg== |
| 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
| 2026-09-17T11:58:52.216429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019465observed fc91dc992100e680006698c9e64b395d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:52.197349Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019465/manifest.jsonobserved d4426cdcc3da0d2c1898cba2880a8135...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:52.180672Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019465/publication.mdobserved 4ada85eb74e1f3640073c444c11717f7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:52.162955Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019465/publication.txtobserved 87a87f61120663c443beaf49de648c95...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. |
|---|