OT-2026-000049957
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000049957) never changes.
Identity and time
| Publication number | OT-2026-000049957 · never reused |
|---|---|
| Internal UUID | 01a0ae81-fd77-72b4-aeed-6470397f532f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:49.774136Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049957 |
| Status | PUBLIC |
Content hashes
| Canonical text | e80e5de4a05e7e350a91d21a9491160d68813efc1afeab764cf3a2bba8a52460 |
|---|---|
| Markdown | 7fe93ebd86ced393e2d69aaa753cda42276c983c1704fe5887013002fac401ad |
| Publication page | e8b0fae36694726f15b8c83e6a6e0db3dca27c86fafaf1e76bd7318691bba719 |
| Manifest | 73ca5455382b09544ac070f3544014b67d0e52068a78e8e6230628566276919f |
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 | 3tifT71IMrAJTiDXDNZYqr40XFXBvlO27DnPKaxcbrqH5UWdYZb/w2ZyOQMsHP/1a8iduCUn0Kba0EP++k34AA== |
| 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
| 2026-09-17T11:01:54.019953Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049957observed e8b0fae36694726f15b8c83e6a6e0db3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:01:53.999895Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049957/manifest.jsonobserved 73ca5455382b09544ac070f3544014b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:53.979753Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049957/publication.mdobserved 7fe93ebd86ced393e2d69aaa753cda42...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:53.960055Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049957/publication.txtobserved e80e5de4a05e7e350a91d21a9491160d...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. |
|---|