OT-2026-000029157
Publication integrity record
Four cup vacuum gripper, four outlet manifold, single stage ejector, supply line 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-2026-000029157) never changes.
Identity and time
| Publication number | OT-2026-000029157 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2aa0-7e6d-a0e7-f17c4c6804d7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029157 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6de5f9e6a8f3e2e4f86cbb85c20763f82d31cfe2951f3d415f8c3b2614123411 |
|---|---|
| Markdown | 7cb0b33665edaaab89a323f9a13dcae091badb56a99ef81e695579792d2ef7b9 |
| Publication page | d3b2407eb4edc5bbdbd33246578960480be53f60895d09c5f9e395c6fd02b9bd |
| Manifest | 0a74c0c74efddbee62ca526d93638061a171762dfdb1f710cb98baf469d0d2aa |
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 | pk+6+bBgk85cOewRm1hl/rB3SwRjNUmYSgYEBVv/VTIFZsFkU+Ct6Ptb8PdOSBRfDDWExBMAXMkxIHMz0tNMBw== |
| 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
| 2026-09-17T11:39:38.984024Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029157observed d3b2407eb4edc5bbdbd3324657896048...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:38.967319Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029157/manifest.jsonobserved 0a74c0c74efddbee62ca526d93638061...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:38.949323Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029157/publication.mdobserved 7cb0b33665edaaab89a323f9a13dcae0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:38.928613Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029157/publication.txtobserved 6de5f9e6a8f3e2e4f86cbb85c20763f8...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. |
|---|