OT-2026-000021817
Publication integrity record
Three cup vacuum gripper, three outlet manifold, single 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-2026-000021817) never changes.
Identity and time
| Publication number | OT-2026-000021817 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5a-708c-bdfa-9e50ea64e844 · 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-2026-000021817 |
| Status | PUBLIC |
Content hashes
| Canonical text | eba6d780e8ff7dd103967bfd9e04dd27a3a109f48523a9b77ac898465713e16f |
|---|---|
| Markdown | 33fc413648b16b0ac5c39456882ff5b53cb013631bade6bc238ee57212913b4b |
| Publication page | 1f032ac0153330bf438da3ebf23186f265c22510eb8a5772e30310c2b7a28ec0 |
| Manifest | b00fdb6b9989fd579cfed9d673593679c0b71ce11c5d1c7d3d23408cedf37acd |
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 | waUkuAswwSZ6zWBv9R6GKkRWNsUnH3RroSXdDea2VRu0wJ8mAu8NLXAf0qr4pq2c7oz9idPfB2B/mY4+ji6gAw== |
| 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
| 2026-09-17T11:54:22.293447Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021817observed 1f032ac0153330bf438da3ebf23186f2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:22.275818Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021817/manifest.jsonobserved b00fdb6b9989fd579cfed9d673593679...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:22.258732Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021817/publication.mdobserved 33fc413648b16b0ac5c39456882ff5b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:22.238924Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021817/publication.txtobserved eba6d780e8ff7dd103967bfd9e04dd27...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. |
|---|