OT-2026-000033077
Publication integrity record
Single cup vacuum gripper, pump fed, pulsed blow-off after 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-2026-000033077) never changes.
Identity and time
| Publication number | OT-2026-000033077 · never reused |
|---|---|
| Internal UUID | 01a0ae75-4843-7cb5-8942-f24a7812b3d9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:57.065765Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000033077 |
| Status | PUBLIC |
Content hashes
| Canonical text | da0a721ea383f931186aac597867545e691a624108e2d6f15ff5d1bc18b65a0f |
|---|---|
| Markdown | a34a6b8884a6978d55ae2486fc0ff6fb54f09c12e7e2d729c9ca5491fd3288c2 |
| Publication page | b384f6d5b2b122c32cc1136f7c64ad429ce7c958eab1c29e1586add0f4dad440 |
| Manifest | 4f036823f59f829751b3f545a80749fa61fcbaf05deb000f3bc284ff6377b2c9 |
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 | Vo0TXYOWs/VnJNLAC5ngrQ0iOWKiWbqnkn/tzDY5eLUyJtWrHqnwVpEvwX1YkyC4xv4nD86FYBKse04jDUFFBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:32:43.403474Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033077observed b384f6d5b2b122c32cc1136f7c64ad42...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:32:43.387923Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033077/manifest.jsonobserved 4f036823f59f829751b3f545a80749fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:32:43.371722Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033077/publication.mdobserved a34a6b8884a6978d55ae2486fc0ff6fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:32:43.354534Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033077/publication.txtobserved da0a721ea383f931186aac597867545e...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. |
|---|