OT-2026-000074088
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, vented 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-2026-000074088) never changes.
Identity and time
| Publication number | OT-2026-000074088 · never reused |
|---|---|
| Internal UUID | 01a0ae93-2b8f-7c70-b23f-a2ac076610ed · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:35.679268Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074088 |
| Status | PUBLIC |
Content hashes
| Canonical text | de22e9c907073d79c25de00783cc8fa4a47ab827abc422129022a2224f1bc2ee |
|---|---|
| Markdown | b0abe55ed71a2307edc8fb71e1a9fefff0a3055c7214da70b9fc9d4d45a4aabc |
| Publication page | e83e567dcbf6e5bb0a01d49e2580821982b87fd13d88ef6992db5a6e4c0e0389 |
| Manifest | 8f0c837b1940e57599a87cca4d600385bb6f993fd5165e2dc49bcfffd49d6a03 |
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 | XA4mC7vnHZ4JzZ/DY15JUE+2KzEL14c2BLZ/7P3FnJDLVCBwSUBKDbotCeMZKesvqi72txJfgLTpXh5lwY/aAA== |
| 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
| 2026-09-17T10:20:59.658940Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074088observed e83e567dcbf6e5bb0a01d49e25808219...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:20:59.640640Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074088/manifest.jsonobserved 8f0c837b1940e57599a87cca4d600385...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:59.621632Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074088/publication.mdobserved b0abe55ed71a2307edc8fb71e1a9feff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:59.599045Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074088/publication.txtobserved de22e9c907073d79c25de00783cc8fa4...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. |
|---|