OT-2026-000013188
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, pulsed 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-2026-000013188) never changes.
Identity and time
| Publication number | OT-2026-000013188 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fc8-750c-a95f-fb3a2667ed6c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013188 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0912d7e428e557e0e23b54372fa36dfc8d52f65a5f4c035e3d952189fd5ed039 |
|---|---|
| Markdown | 8a50ce21951d6294ec41a6a3bba94e15d2c0ded3126d35c68e680bbc3f334217 |
| Publication page | 7528b3b3ccc25befb2820b0ce9a2fed15c1ce6a837019c15261da9213db1229d |
| Manifest | 8ac75c5071b9ca562f79dc8edfd11406eaa52fdd2f6444b82b24022367e559a5 |
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 | lGOZB3GT/6KKsW6jEwM2Y6styEP4jhBBXlfi3rT1CH61hFc43s9kC8htHJkq5nKpfO/rU1rwAUjIxOWP2duXCA== |
| 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
| 2026-09-17T12:09:34.128054Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013188observed 7528b3b3ccc25befb2820b0ce9a2fed1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:34.110980Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013188/manifest.jsonobserved 8ac75c5071b9ca562f79dc8edfd11406...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:34.091961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013188/publication.mdobserved 8a50ce21951d6294ec41a6a3bba94e15...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:34.072306Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013188/publication.txtobserved 0912d7e428e557e0e23b54372fa36dfc...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. |
|---|