OT-2026-000076731
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, three stage ejector, 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-2026-000076731) never changes.
Identity and time
| Publication number | OT-2026-000076731 · never reused |
|---|---|
| Internal UUID | 01a0ae94-b06f-7708-b7cc-2a0bff1b4416 · 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-2026-000076731 |
| Status | PUBLIC |
Content hashes
| Canonical text | b6a38e5498b0728d3b0cf6ea30f76ee4e7825edf0a7c967ec2d4d67a1bd79c65 |
|---|---|
| Markdown | 5b8c3250f17a941a23ee119378b1a1aebcd4539073eb0cb7169b8f2a2cae7a70 |
| Publication page | 764d9c257015023889ac6835e010fe3c80ae6e890ef9304c67c42a30ef717d70 |
| Manifest | 7b6f9cfbd7e67c5625dcc99782528cc6602a7dc6ce9b24134451d56acb1a97ca |
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 | pXajrkujy4ArjuwVYh8N8tVSIguJ2Kh23nb2E20eH/2r1yedMulHi/ih1lKrurEtGuGA792OZw29g2HWeTERCQ== |
| 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
| 2026-09-17T10:09:30.976789Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076731observed 764d9c257015023889ac6835e010fe3c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:30.954424Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076731/manifest.jsonobserved 7b6f9cfbd7e67c5625dcc99782528cc6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:30.936001Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076731/publication.mdobserved 5b8c3250f17a941a23ee119378b1a1ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:30.916442Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076731/publication.txtobserved b6a38e5498b0728d3b0cf6ea30f76ee4...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. |
|---|