OT-2026-000090524
Publication integrity record
Four cup vacuum gripper, four zone face, single stage ejector, pressure sensor per zone, sustained 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-2026-000090524) never changes.
Identity and time
| Publication number | OT-2026-000090524 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2f-717e-917e-cc2fed7b8bc8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090524 |
| Status | PUBLIC |
Content hashes
| Canonical text | 23c1a68d1bb9722e6d75833264c276ea51ad6cdd62eb182411d5424f2017f3a1 |
|---|---|
| Markdown | b97b8f3da570b8c1ff73235198b368b691e99c58e134697ee09052025046543f |
| Publication page | 9e65990050c87768d25950fb00fb5460d76b847a1500d3825c4ad3fad846fafb |
| Manifest | d35dbb4b99755ff30b060c76faeb3946b3efd1ac616063203836fa061c6c6d2b |
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 | fvDI1nO9hCeGrgusDOiZkR5Z4rB/566jz/NjGYf3TcUAcY31TwADQQjyH5gOwIbJdMxevW4aS9t7W6jD4rZdCQ== |
| 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
| 2026-09-17T09:44:41.684229Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090524observed 9e65990050c87768d25950fb00fb5460...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:41.665360Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090524/manifest.jsonobserved d35dbb4b99755ff30b060c76faeb3946...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:41.646016Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090524/publication.mdobserved b97b8f3da570b8c1ff73235198b368b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:41.627490Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090524/publication.txtobserved 23c1a68d1bb9722e6d75833264c276ea...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. |
|---|