OT-2026-000076979
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000076979) never changes.
Identity and time
| Publication number | OT-2026-000076979 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b071-7f5a-92cd-1b11e399a40d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:15.236414Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000076979 |
| Status | PUBLIC |
Content hashes
| Canonical text | b681581dddd59df1c2a5d7e4357f4736c4bb8d945747470f92dc5dbcc3233a92 |
|---|---|
| Markdown | 9f179052651d76dd1bddceb26780915bccacfa004e280a9c94ac9b0b61a70566 |
| Publication page | 9338a82221a7234fab14bac2589cd6c771763491b0cfde6c3809acb6fb223e70 |
| Manifest | 808191d3449967687112b11d33f184372d8f972b1aa0a607208ccbdb039a2d4c |
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 | hNnOu4yfY1SzUx9cVjXh/IvTFgWeJ+4rT2pVhSLBWxrJ10oc9BFks9frDre28PKdNFZ0q93YtiMJxf/yVg1LCQ== |
| 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
| 2026-09-17T10:10:16.039657Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076979observed 9338a82221a7234fab14bac2589cd6c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:10:16.015116Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076979/manifest.jsonobserved 808191d3449967687112b11d33f18437...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:15.991100Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076979/publication.mdobserved 9f179052651d76dd1bddceb26780915b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:15.968591Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076979/publication.txtobserved b681581dddd59df1c2a5d7e4357f4736...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. |
|---|