OT-2026-000040004
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000040004) never changes.
Identity and time
| Publication number | OT-2026-000040004 · never reused |
|---|---|
| Internal UUID | 01a0ae79-26fc-78f1-bd24-a8ded5a36d1e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:10.588850Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000040004 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4c33fc2832a1f39df4600f4b6a76014a01507d46d3dbb791a8c279b195bce2de |
|---|---|
| Markdown | 01f60540848bc74e4045cca515c64e43158d44cf1e0b111cee60a3b1e1a9a0c0 |
| Publication page | 5a38806431a732a83fac6b1bef75767f5b18fd1bca6c21df48687bbe96b8b041 |
| Manifest | fb05963f6b01c16658a24795d852319756d2d7c096ca63cda29af5c8b69ba793 |
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 | qq6Cn8x10lWjrIPMZYMRJ/T7VT+Jcl/pMPS3gW85eGI3SRFiuZ6F9tWh0DboKElReUA+5yp1RdeJXCE8KWuCCg== |
| 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
| 2026-09-17T11:20:31.731149Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040004observed 5a38806431a732a83fac6b1bef75767f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:20:31.711157Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040004/manifest.jsonobserved fb05963f6b01c16658a24795d8523197...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:20:31.682112Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040004/publication.mdobserved 01f60540848bc74e4045cca515c64e43...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:20:31.558342Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040004/publication.txtobserved 4c33fc2832a1f39df4600f4b6a76014a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:49.895994Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040004observed 5a38806431a732a83fac6b1bef75767f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:49.879904Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040004/manifest.jsonobserved fb05963f6b01c16658a24795d8523197...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:49.864041Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040004/publication.mdobserved 01f60540848bc74e4045cca515c64e43...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:18:49.847421Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040004/publication.txtobserved 4c33fc2832a1f39df4600f4b6a76014a...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. |
|---|