OT-2026-000020139
Publication integrity record
Four cup vacuum gripper, four zone face, three stage ejector, pulsed blow-off before set-down
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-2026-000020139) never changes.
Identity and time
| Publication number | OT-2026-000020139 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-4379-7c37-9582-a4089e03b469 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020139 |
| Status | PUBLIC |
Content hashes
| Canonical text | 11d644d3b285748f6cd624a81438003b29d31488ec257c2885c2bbecbf8b1d6e |
|---|---|
| Markdown | db61506ca908b6a8fafedede2fbbc9a8157658d1a54475f0802c82198a2586ed |
| Publication page | fc9a43f53c1867821467d2c1965d9fb4fb613ddb0a951b56586215c6add00d4c |
| Manifest | 5ab4b64909d582e38f190206c435450ea03946da33533d5cd755a28467f47031 |
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 | u2MIGgbKCa/JFYtFlsKt8MrHy0FS/ISt5Xn04Q8i2PZWvKOqmYqtEES7HfkiGE/JKIsiRhn+0hERiUF/9TTBAQ== |
| 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
| 2026-09-17T11:56:27.030577Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020139observed fc9a43f53c1867821467d2c1965d9fb4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:27.010295Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020139/manifest.jsonobserved 5ab4b64909d582e38f190206c435450e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:26.991105Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020139/publication.mdobserved db61506ca908b6a8fafedede2fbbc9a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:26.970376Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020139/publication.txtobserved 11d644d3b285748f6cd624a81438003b...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. |
|---|