OT-2026-000021950
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, 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-2026-000021950) never changes.
Identity and time
| Publication number | OT-2026-000021950 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5b-702c-b978-471a12f8e71b · 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-2026-000021950 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7bb353ebbb2d2f9f8338e593b9517518c24d0be5d00cb93a02dd413298b319f0 |
|---|---|
| Markdown | c91fc24ba2a7116261fe1f34a4ef242fb05e6bb4304c02ed2bed79a618faf02e |
| Publication page | bae21a8f9fd341faf043f5d272e0ec8693aae5c71d1150e9dcdc0e3a57907bc1 |
| Manifest | 8f1ec404426760ef290f95aa480537a11a2e2cda62c64729fea727dd597969d2 |
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 | X6vftAgu4l56YohtcWkZ+odtymITP7IyIya9lOlVWiQQAhjIK+UweVNgtP9li9enNQ4ShFSyT8lDiRz4HBHTBA== |
| 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
| 2026-09-17T11:54:37.009518Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021950observed bae21a8f9fd341faf043f5d272e0ec86...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:36.988270Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021950/manifest.jsonobserved 8f1ec404426760ef290f95aa480537a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:36.968716Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021950/publication.mdobserved c91fc24ba2a7116261fe1f34a4ef242f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:36.948087Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021950/publication.txtobserved 7bb353ebbb2d2f9f8338e593b9517518...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. |
|---|