OT-2026-000020240
Publication integrity record
Single bellows cup vacuum gripper, three stage ejector, supply line 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-2026-000020240) never changes.
Identity and time
| Publication number | OT-2026-000020240 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-4379-7160-901e-04475784289b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020240 |
| Status | PUBLIC |
Content hashes
| Canonical text | 460b0376dd3878deae955e0f9b1c6e72121d870cc0f69fe367128b744c305bb0 |
|---|---|
| Markdown | 55611fedb33b952d02470b987e8a5540bea8b59733c300c5783f333779dc215c |
| Publication page | 7cbefb76332f3830843db7c1b0942cd78c54f62919996845f5179a4f6ba0fd65 |
| Manifest | b183e9eb87168999f1d09aa8581114b0f0ed6dac72a7affeee0aff1e8aa155a5 |
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 | aTUonmjHFs5oBgC68+oH9ZsNeSYBj99oOpfNIA9UtoyFXeULGihqg+NqhHFhLxZkyqMNZnr8VAak+o2z5/6LCg== |
| 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
| 2026-09-17T11:56:34.988483Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020240observed 7cbefb76332f3830843db7c1b0942cd7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:34.970234Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020240/manifest.jsonobserved b183e9eb87168999f1d09aa8581114b0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:34.952725Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020240/publication.mdobserved 55611fedb33b952d02470b987e8a5540...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:34.932655Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020240/publication.txtobserved 460b0376dd3878deae955e0f9b1c6e72...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. |
|---|