OT-2026-000021994
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, two stage ejector, 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-2026-000021994) never changes.
Identity and time
| Publication number | OT-2026-000021994 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5c-7182-bff9-08bb0b859a80 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021994 |
| Status | PUBLIC |
Content hashes
| Canonical text | be90a05224a540d64f3d6b99be1b1930c2bdab4f048fc8e596c5315e45436856 |
|---|---|
| Markdown | c5e4244c69c8d0a0a327c4f4fb68758ab03e27c8a43fe0c91f905e98da920a69 |
| Publication page | d746c6c757cb86897ff3ba51d3317ddaf8981156fd0a15f3e48cd9bf07d75d2b |
| Manifest | 05ce70e5f9a5786a0454be8075b0951e2ee1ef06266789aab17a8d55a734bcc5 |
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 | O0rBKVnRsAu+3MJNs0rql2sjQpkao0o333H3HFs4X0MGucZUQs0qjxEFzevl9cop1n25ICS8JCx99N9RSpXfBQ== |
| 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
| 2026-09-17T11:54:40.287703Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021994observed d746c6c757cb86897ff3ba51d3317dda...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:40.269730Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021994/manifest.jsonobserved 05ce70e5f9a5786a0454be8075b0951e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:40.251980Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021994/publication.mdobserved c5e4244c69c8d0a0a327c4f4fb68758a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:40.232704Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021994/publication.txtobserved be90a05224a540d64f3d6b99be1b1930...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. |
|---|