OT-2026-000021225
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed 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-2026-000021225) never changes.
Identity and time
| Publication number | OT-2026-000021225 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865c-7cfa-b0cc-81722512b7d1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021225 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6ba2682293c12b52b228c1d8946dcd5cd128430d3fccf658b9038f05a5539579 |
|---|---|
| Markdown | 4869f38de67adfce950b95d093f57fbcd581879bbff8d6877f574fe9b8d999c5 |
| Publication page | 9676a8601e0625964ff0f75306539ff5384726797af7fb9d20443a0a60a38353 |
| Manifest | 9b1fc7dfbb562bf36d4b1dac94d639c5a508ef6b02855f90ceeb5f45410d7dc4 |
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 | 6aLUOrQYyxxCaubGrXz+8KWNHQhXruPyVxdUo2uQ1iuSYSWEao5X01cuZTjbnzVMrfSZ0bt5C84QmYBwMcIoBQ== |
| 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
| 2026-09-17T11:55:01.971968Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021225observed 9676a8601e0625964ff0f75306539ff5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:01.951988Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021225/manifest.jsonobserved 9b1fc7dfbb562bf36d4b1dac94d639c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:01.936044Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021225/publication.mdobserved 4869f38de67adfce950b95d093f57fbc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:01.920590Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021225/publication.txtobserved 6ba2682293c12b52b228c1d8946dcd5c...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. |
|---|