OT-2026-000021858
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, single stage ejector, sustained blow-off before 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-2026-000021858) never changes.
Identity and time
| Publication number | OT-2026-000021858 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5b-79d2-8fd1-c5d8e8c70d6f · 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-2026-000021858 |
| Status | PUBLIC |
Content hashes
| Canonical text | cbadf6a47fbcda0f1affba682c650e26c3020ae1c68e4a9b24aad1087c8aa399 |
|---|---|
| Markdown | 7dfb264b56cd5a8763c5397ba1aaf3a17ff1b1e35d12318d0218bfd5a4f827d1 |
| Publication page | f22b9ad74c1324dee1af7ca1f8eb8f614f223c54c326b8d54888d6ff7419b25c |
| Manifest | 13f6c6a8561255233822e7d765eb3fb964afa21e8451c745e5ecceb9bc410fa8 |
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 | FYJ8uGCDTf6Pqe0vVlbrAosd/iYgHnQdxUwGbDfxcCF5JzVIOxNwR/jTzhNKPvGCd+bzm4wbe8rXRgFsp/vpAg== |
| 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
| 2026-09-17T11:54:25.183375Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021858observed f22b9ad74c1324dee1af7ca1f8eb8f61...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:25.165142Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021858/manifest.jsonobserved 13f6c6a8561255233822e7d765eb3fb9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:25.146157Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021858/publication.mdobserved 7dfb264b56cd5a8763c5397ba1aaf3a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:25.128090Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021858/publication.txtobserved cbadf6a47fbcda0f1affba682c650e26...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. |
|---|