OT-2026-000042907
Publication integrity record
Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000042907) never changes.
Identity and time
| Publication number | OT-2026-000042907 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0d1-78c6-a5ec-f9b9ef199b82 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042907 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7d84c73b29792e4af2a4bb5848e985fbb9c53aa21c9550c8e9d18a14b5d2416b |
|---|---|
| Markdown | d229f123d3bf27bc3b18c3ee17ee75c6353329b9197a8a0e96ee725a2b1dbcf2 |
| Publication page | 22753ce3fafcf8bfceeff7bd9cb8125670fc52fcf70f315a6624ce62535790db |
| Manifest | 05b7d4b19a0bfd2bd308657150a0f4d16090b99c0ca82d781c225e993ba7f183 |
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 | SZ+gqMcV+Spw7JPE9MLr6r5Wpn3zLlt6gJFRYQeG62nLPqVXHWjt990fwVMQJtuT5XAvBliKzraWlhYPHwxEAA== |
| 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
| 2026-09-17T11:15:25.060175Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042907observed 22753ce3fafcf8bfceeff7bd9cb81256...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:25.039783Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042907/manifest.jsonobserved 05b7d4b19a0bfd2bd308657150a0f4d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:25.021956Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042907/publication.mdobserved d229f123d3bf27bc3b18c3ee17ee75c6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:25.003661Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042907/publication.txtobserved 7d84c73b29792e4af2a4bb5848e985fb...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. |
|---|