OT-2026-000031523
Publication integrity record
Two bellows cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, 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-2026-000031523) never changes.
Identity and time
| Publication number | OT-2026-000031523 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-7a43-a726-f703dd6142ce · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031523 |
| Status | PUBLIC |
Content hashes
| Canonical text | 102098d2daa7790c5736a048a05e0dcc6c2c1decdec29e11fbeec8ff711a54b1 |
|---|---|
| Markdown | 51997cceeec2b3557460d120a78bb7456491647706538d1f853b70a1a964fb6e |
| Publication page | 88d0a1c398e747d3a0c78276f9934eed40300df5cabcae6f4dc89d66fb9950d4 |
| Manifest | 8c15f68c0614f7a40ad913ddbc035ccf7943a688d83fc88e8eea687666423fc4 |
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 | 0mqBiuE5xXWcVmixdo7pwDtmqhuegU9oVSiRFU7dyO4cXqgTTl8+VaDHG3GIHHpYb98MWRKgAe98lFkSDhuiDA== |
| 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
| 2026-09-17T11:36:21.605353Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031523observed 88d0a1c398e747d3a0c78276f9934eed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:21.585833Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031523/manifest.jsonobserved 8c15f68c0614f7a40ad913ddbc035ccf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:21.567505Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031523/publication.mdobserved 51997cceeec2b3557460d120a78bb745...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:21.549890Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031523/publication.txtobserved 102098d2daa7790c5736a048a05e0dcc...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. |
|---|