OT-2026-000012557
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, 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-2026-000012557) never changes.
Identity and time
| Publication number | OT-2026-000012557 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-39f7-7bd4-99cd-aa345c07d3c5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:08.998406Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012557 |
| Status | PUBLIC |
Content hashes
| Canonical text | fef08cf345646a13c55bad15219c1256e9a98f40ca9dd44017c08f4456d1f271 |
|---|---|
| Markdown | e93522f86c602be46a518ae14c6a75bef089cac4b6ba7fc3dc4e90eb41a3b18f |
| Publication page | e6cb0446fed69f170c8201a1a61455f245656e4a9763c87d34241e2e27c43be1 |
| Manifest | b342df9d46780d760babfd5be3aa7f010ec7ec1081c773bf12d5eb9078aa115b |
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 | qPt9cyQnWv0lEoqdZatTMsdH1YsPSLspDQlHjaAcLARrtWBaDVF7mbpocWmt/rwF/oLIQ6PcnyEi+jsAMO/DBg== |
| 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
| 2026-09-17T12:12:06.233172Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012557observed e6cb0446fed69f170c8201a1a61455f2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:12:06.213231Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012557/manifest.jsonobserved b342df9d46780d760babfd5be3aa7f01...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:06.192065Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012557/publication.mdobserved e93522f86c602be46a518ae14c6a75be...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:06.172236Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012557/publication.txtobserved fef08cf345646a13c55bad15219c1256...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. |
|---|