OT-2026-000008509
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, pulsed blow-off after 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-2026-000008509) never changes.
Identity and time
| Publication number | OT-2026-000008509 · never reused |
|---|---|
| Internal UUID | 01a0ae6a-e46a-7292-a870-1b7ca19c2c10 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:10:36.030441Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000008509 |
| Status | PUBLIC |
Content hashes
| Canonical text | 314a7b41800531b324f247998e4989b68c8ae62eef16fe37ab7a28748e2ea390 |
|---|---|
| Markdown | a115a1bd4122da6289580e36512f2ebf73cd1417b7d739d7073b61e80ca80714 |
| Publication page | bad39b62220112eefe3a0607977118a0acc52af21eb261b28415724712262c44 |
| Manifest | 1de4a7551a7fcc8bbb03d49980c468a7073ec24322a98d82545e4039ae55a57b |
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 | APfO/zTD1maVIf0MhrJHewwTSYoRUl5SjuxjBO1dRKNKahFNOR4BauUZdpc7+eQINsyg+A/4bc4i4nC31wInBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:18:25.169162Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008509observed bad39b62220112eefe3a0607977118a0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:18:25.149475Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008509/manifest.jsonobserved 1de4a7551a7fcc8bbb03d49980c468a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:18:25.130463Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008509/publication.mdobserved a115a1bd4122da6289580e36512f2ebf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:18:25.111543Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008509/publication.txtobserved 314a7b41800531b324f247998e4989b6...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. |
|---|