OT-2026-000021996
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, 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-2026-000021996) never changes.
Identity and time
| Publication number | OT-2026-000021996 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5c-7054-ba54-c1d0062be817 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021996 |
| Status | PUBLIC |
Content hashes
| Canonical text | 213efa63e733140ebbe5ead21957a298c15dcfa0cf75590e0866b879d199db8b |
|---|---|
| Markdown | 5fdd42b7cf3e82e50c0ecf9cd4608c0885c91c5d87c723281552f7d5d028e841 |
| Publication page | 9cbd981bdf756240cd185e8f57ff6cc2247e43b9fdba208e09137a2573f6995c |
| Manifest | f70d18af2d212f46d636746b9e64c7b5b91be36518c8b062ceb8d4514f18e9cf |
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 | 3lTRNUP/LVO0rRAT7v+oJL5dFQ3iVF5yaAkQVNboxAqs42Ps+xgYb9sXHVzRFy+2zdwsoajFoGmCjeT0Xg3ABQ== |
| 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
| 2026-09-17T11:54:40.441918Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021996observed 9cbd981bdf756240cd185e8f57ff6cc2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:40.421462Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021996/manifest.jsonobserved f70d18af2d212f46d636746b9e64c7b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:40.404280Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021996/publication.mdobserved 5fdd42b7cf3e82e50c0ecf9cd4608c08...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:40.386283Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021996/publication.txtobserved 213efa63e733140ebbe5ead21957a298...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. |
|---|