OT-2026-000090407
Publication integrity record
Three bellows cup vacuum gripper, three zone face, plant vacuum fed, 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-2026-000090407) never changes.
Identity and time
| Publication number | OT-2026-000090407 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2d-7c2b-9d60-bf6e91ad0bd1 · 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-2026-000090407 |
| Status | PUBLIC |
Content hashes
| Canonical text | bcb8180c8cffbbe1b9cbee6e638b1859901f93272c1d89d90bd91438660a7332 |
|---|---|
| Markdown | b573de324e78938f82640348354661caf570458e72921289197733fffef155d0 |
| Publication page | fb05678174145c2150c8f4a36b82b84180976b6bbf0d52d371985eb15dc46248 |
| Manifest | eb1a79bc09c6f1e9023f1b935f16536dae426a57256702a55d111050b22cd7cc |
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 | rb9SHA8I4KMSy4w1mGdKKwxdZYN/EF4U2VwXD4EVlpAElsb+EWBHpQSR1H+CIVI38+8lBB+Lrk0pG7b01s+QCw== |
| 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
| 2026-09-17T09:44:31.239769Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090407observed fb05678174145c2150c8f4a36b82b841...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:31.222012Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090407/manifest.jsonobserved eb1a79bc09c6f1e9023f1b935f16536d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:31.204977Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090407/publication.mdobserved b573de324e78938f82640348354661ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:31.188491Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090407/publication.txtobserved bcb8180c8cffbbe1b9cbee6e638b1859...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. |
|---|