OT-2026-000071811
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, pump fed, 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-2026-000071811) never changes.
Identity and time
| Publication number | OT-2026-000071811 · never reused |
|---|---|
| Internal UUID | 01a0ae92-1e92-74d6-be8c-520cf89c682f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:26.841552Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071811 |
| Status | PUBLIC |
Content hashes
| Canonical text | c7671411b2fd256cb7e4a64484f9b91865e13f65e59a5435dac6296faec111ce |
|---|---|
| Markdown | a3361913d86a04707c780179ab464a62b9f91c41565dd002d1848c9cf1a94523 |
| Publication page | f49049ac1c1dd3bf5a45a4f5ec85961939e33daca4c341cbae3c359c488a7884 |
| Manifest | a4c2ae50724363a25b578e34f24186e3f58d43539a905ccd82cf42d86d7f487e |
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 | S7wuRIgQpl7V8GUWeDeKGDUsa/1Pjyt3lV86a7Evu+5ypv+4y2J550jRjmrXRIOAXUmBDqgQ5HYcr+bBdx5uDg== |
| 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
| 2026-09-17T10:23:59.038545Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071811observed f49049ac1c1dd3bf5a45a4f5ec859619...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:59.020886Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071811/manifest.jsonobserved a4c2ae50724363a25b578e34f24186e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:59.002196Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071811/publication.mdobserved a3361913d86a04707c780179ab464a62...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:58.983833Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071811/publication.txtobserved c7671411b2fd256cb7e4a64484f9b918...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. |
|---|