OT-2026-000021681
Publication integrity record
Four cup vacuum gripper, four outlet manifold, two 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-2026-000021681) never changes.
Identity and time
| Publication number | OT-2026-000021681 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb59-7200-a38a-3907fbe90fde · 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-2026-000021681 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0bd43b8c52979da3ce1e53f3b8002c228ec493a8c48dc57f1400a2f9e14c1a23 |
|---|---|
| Markdown | 7606c692c24968ddc6b40a8af02f73d4eccb0696e5202eaa97928fc746246a19 |
| Publication page | 1aa971f31e773b27babb1c52e168346efac6a958ccfd9cec77bee4d3f75b4831 |
| Manifest | 4871d08615dd7ff441c54ed0c2e873483b3f7d7492afc07f73ec295c7f89ed08 |
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 | ejNtcAtWAbV+YJoghAz+aylnfs6HbMJrRd3X/A3sRorxiXa+f01kskV7M9JrNwgkF3nJwHl8gN5+qk6Me+llCw== |
| 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
| 2026-09-17T11:54:12.928458Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021681observed 1aa971f31e773b27babb1c52e168346e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:12.910694Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021681/manifest.jsonobserved 4871d08615dd7ff441c54ed0c2e87348...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:12.893570Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021681/publication.mdobserved 7606c692c24968ddc6b40a8af02f73d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:12.877210Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021681/publication.txtobserved 0bd43b8c52979da3ce1e53f3b8002c22...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. |
|---|