OT-2026-000090548
Publication integrity record
Four bellows cup vacuum gripper, four zone face, three 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-2026-000090548) never changes.
Identity and time
| Publication number | OT-2026-000090548 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2f-7ad0-9ce2-98e1b5a41cfb · 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-2026-000090548 |
| Status | PUBLIC |
Content hashes
| Canonical text | eb9b5fa2e169b227c9723fd74005e1bbe53404741e4232fd7d685f84f0445749 |
|---|---|
| Markdown | faf7350fe2f8ff22ae86cb880e0b96ab2d1196988c93d87f3474824da5e60751 |
| Publication page | b77b64bd861e50915782903636e5f97e7bf48580b59741599e39a199265b8de4 |
| Manifest | 380daf1cefa1893ca2a184e6e3c856c2a6741952e056509779bd77f0474241e2 |
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 | 2TS9M0LZXOR4UXz/RwH6ZKIVdL/4NHQJvMkGXzTWyPL5hVha75N8wHCgi3i1T9+RimoTfwqRbBjyXnYqQ6y8CQ== |
| 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
| 2026-09-17T09:44:43.241764Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090548observed b77b64bd861e50915782903636e5f97e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:43.224904Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090548/manifest.jsonobserved 380daf1cefa1893ca2a184e6e3c856c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:43.208736Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090548/publication.mdobserved faf7350fe2f8ff22ae86cb880e0b96ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:43.191599Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090548/publication.txtobserved eb9b5fa2e169b227c9723fd74005e1bb...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. |
|---|