OT-2026-000028609
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000028609) never changes.
Identity and time
| Publication number | OT-2026-000028609 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f9-7060-bffa-075680e9c97a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028609 |
| Status | PUBLIC |
Content hashes
| Canonical text | 868a0d92ed6cca8eadada5f99db049c94a40eacfc0ef83a8bcf395917cc15b6b |
|---|---|
| Markdown | edef8b0691d7fdddfd72a357c3eb55bee2998994ff79de47b37ec84e27b132ca |
| Publication page | 484f0a010f36c7314c83aaba431ba7536f35bf054d18e38b92ce5030cbce7b7e |
| Manifest | 39ea5c3fea6bde62e169414aec3084e0df65901b7ae23b63fb40818019cf733e |
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 | 6FX+v+G6A6RdWWEe+WD0r2GvfxxW/0GVUiPdV6E1VPX//z5WBQ2X8iq92/IIndaHKK4WtUdFFqyoY3hg42XQCA== |
| 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
| 2026-09-17T11:41:28.212072Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028609observed 484f0a010f36c7314c83aaba431ba753...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:28.193244Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028609/manifest.jsonobserved 39ea5c3fea6bde62e169414aec3084e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:28.175542Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028609/publication.mdobserved edef8b0691d7fdddfd72a357c3eb55be...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:28.156252Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028609/publication.txtobserved 868a0d92ed6cca8eadada5f99db049c9...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. |
|---|