OT-2026-000029440
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three 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-2026-000029440) never changes.
Identity and time
| Publication number | OT-2026-000029440 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e21-729f-80d9-1a3c6a3b095e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029440 |
| Status | PUBLIC |
Content hashes
| Canonical text | a376c30e07b480d926da7350fbe4a94fde06fd881be1907047a3b89f6f76c695 |
|---|---|
| Markdown | db07f66b9f5f5ebd98801b3a71c832da09be08509a0a58508c78986ed4b0cc64 |
| Publication page | a2f026f146af99a1f59c2840b719c0b6fba047de4f41a9b9bcf49ff6bdf9afc5 |
| Manifest | 07865e051345a189b58409c6cc7da60639b24e822b1d591fd8a3b451961d0821 |
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 | 5yRfErIEoYa5aqb8NiEybr0MgjYL4ZSyV3cfrz8mvfimN8E0zagp6Xm1X31laYJHkhtOufis0R2ULqphjdNZBQ== |
| 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
| 2026-09-17T11:39:03.307165Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029440observed a2f026f146af99a1f59c2840b719c0b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:03.291669Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029440/manifest.jsonobserved 07865e051345a189b58409c6cc7da606...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:03.272926Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029440/publication.mdobserved db07f66b9f5f5ebd98801b3a71c832da...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:03.255406Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029440/publication.txtobserved a376c30e07b480d926da7350fbe4a94f...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. |
|---|