OT-2026-000103893
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, single stage ejector, pulsed blow-off after set-down
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-2026-000103893) never changes.
Identity and time
| Publication number | OT-2026-000103893 · never reused |
|---|---|
| Internal UUID | 01a0aea5-15e7-761b-939b-b5cb8c4cd233 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:14:09.781581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103893 |
| Status | PUBLIC |
Content hashes
| Canonical text | b5cf267f24951be3f64aa6ca9b4eae40e0d559568dce8bfd6944cce52c6b62a1 |
|---|---|
| Markdown | 8a58b7ca6253ce4cb2923d1d94fd2524c80acbfb8e4951b0481e358e0b66c180 |
| Publication page | 4bbdfb3f14307af15fb4d5816bde9685ed914bdc689765eda64e1af9aa06877d |
| Manifest | 18b11b310df367dd6db6379449f5c54aaf83c00bf783c527f57c55943ad8d6a5 |
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 | tAk6XmF1oZpEqzCbIBQO4nWWZ3DGfNwB8gRZfUxgCyK9PjO+O96i/yb0u7lR5W3WyRjzElSW5fcfNkNkQUDADw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:21:52.937074Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103893observed 4bbdfb3f14307af15fb4d5816bde9685...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:21:52.919071Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103893/manifest.jsonobserved 18b11b310df367dd6db6379449f5c54a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:52.901473Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103893/publication.mdobserved 8a58b7ca6253ce4cb2923d1d94fd2524...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:52.884563Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103893/publication.txtobserved b5cf267f24951be3f64aa6ca9b4eae40...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. |
|---|