OT-2026-000023777
Publication integrity record
Single cup vacuum gripper, common isolation valve, pump fed, 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-2026-000023777) never changes.
Identity and time
| Publication number | OT-2026-000023777 · never reused |
|---|---|
| Internal UUID | 01a0ae70-aed5-7aec-8c23-9f87af60217f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:55.528856Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023777 |
| Status | PUBLIC |
Content hashes
| Canonical text | c39db3c30dc80a0512474ffd4d25b45659fa76ad180d219f223c40c73b571be0 |
|---|---|
| Markdown | 4baced09f4b4193adc9c09f9cb31badf12d4a8e85c96fad7ac08dffc03c3c5b3 |
| Publication page | 2d70fb03254f32e369940b7e83a3c53ef33d39ab822acb545703d9cfbacf7998 |
| Manifest | 40084ca556b6b4c761015a7da6482e05f7ae4df93081c003aa9b2f3917f6b42a |
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 | TP9+wmeEfhXF/Mqvjp5w2XLgjYOGLF7EIxU7bHXMj/7hQTgCQQ5rzUSnLa9wXwrGeYX4SZ/5oQZ1Aqm7F1dMDg== |
| 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
| 2026-09-17T11:50:14.862896Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023777observed 2d70fb03254f32e369940b7e83a3c53e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:50:14.842811Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023777/manifest.jsonobserved 40084ca556b6b4c761015a7da6482e05...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:14.823952Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023777/publication.mdobserved 4baced09f4b4193adc9c09f9cb31badf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:14.805888Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023777/publication.txtobserved c39db3c30dc80a0512474ffd4d25b456...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. |
|---|