OT-2026-000028032
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000028032) never changes.
Identity and time
| Publication number | OT-2026-000028032 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a51f-7a0d-b21e-74c97be21fa0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028032 |
| Status | PUBLIC |
Content hashes
| Canonical text | 79b029cd1641e4a1a607fb463a1052b9695baafdf9aa2fb9f0ea95d181384222 |
|---|---|
| Markdown | e0451fbc56e1f71cc24dafe154a645b96efe5433d55fdfbfa3b54a10f0001d21 |
| Publication page | 123db3284ea551b72adaf3881d27f04cbcdbfa20a8e27f051ba133c644190481 |
| Manifest | 3b5c39e922e3dfd294232f03ca71c0300e0a4976afb20dafddb657701f7b0a2d |
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 | mp4YMrotTownAa4kQruzwS97OsHCZVAcV6YccuB7e7iJlGqiuAUizESvBPUfB4f8x61IIlWLcYrBZ6NEI5+wAA== |
| 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
| 2026-09-17T11:42:21.163702Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028032observed 123db3284ea551b72adaf3881d27f04c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:21.145888Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028032/manifest.jsonobserved 3b5c39e922e3dfd294232f03ca71c030...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:21.126407Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028032/publication.mdobserved e0451fbc56e1f71cc24dafe154a645b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:21.108613Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028032/publication.txtobserved 79b029cd1641e4a1a607fb463a1052b9...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. |
|---|