OT-2026-000084534
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, two stage ejector, 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-2026-000084534) never changes.
Identity and time
| Publication number | OT-2026-000084534 · never reused |
|---|---|
| Internal UUID | 01a0ae98-e25a-7960-96e6-e7503214b728 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:00:50.163111Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000084534 |
| Status | PUBLIC |
Content hashes
| Canonical text | 49c4c66255281d2a5926aa3aaee1bbb3961eb498e0a35fbfb8c5633285a16f20 |
|---|---|
| Markdown | 78ad981ed87d8d4dfbac161913aa1de98e226617b3cf2ea9cb64424a730383e2 |
| Publication page | 13ccc082e6816cd344c020599b5796393f3acb90ad3fba84ba54eb50ec00aaf7 |
| Manifest | 0e41b393661fb54905fa8f3b11a7ccf61158a69b0f7f9574196072808610901d |
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 | 1Eu+IdiDh9LB3uliW+pPQYiyD0/qUVjEbe1EydkIKc2pPNDtLBiRFTFXYiI+BS5zYR6XsBe3iV+XkIDVnX3UDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:55:25.130033Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000084534observed 13ccc082e6816cd344c020599b579639...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:55:25.112984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000084534/manifest.jsonobserved 0e41b393661fb54905fa8f3b11a7ccf6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:55:25.095982Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000084534/publication.mdobserved 78ad981ed87d8d4dfbac161913aa1de9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:55:25.077583Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000084534/publication.txtobserved 49c4c66255281d2a5926aa3aaee1bbb3...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. |
|---|