OT-2026-000013072
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single 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-2026-000013072) never changes.
Identity and time
| Publication number | OT-2026-000013072 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5565-7f0f-9ea3-7f5a5e53a197 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:16.019734Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013072 |
| Status | PUBLIC |
Content hashes
| Canonical text | cc266fb59d1bf7ba5384013ae2876fd587aba87b49252b3a2048e5536c422a32 |
|---|---|
| Markdown | 125b5745b04220092774aec29662390066dbed8a4ada83862a9ca7cf3b3a221a |
| Publication page | 1235da699d8f3f9b68f47a2c86fd9870eedc3f8149e03970219554c47bfb4e6b |
| Manifest | a75ded5325d8eb231f22b34122871be3a57c053118f2ba8c421e90678a34d03f |
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 | qVwMMm0aayswJDPNALPoOOtmE5UBrYL3562FIv5IMO8N3VeLphJ/1NNRf/KmgNelqcmHtYQHwetnxvzRb16SCg== |
| 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
| 2026-09-17T12:10:54.850989Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013072observed 1235da699d8f3f9b68f47a2c86fd9870...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:54.832616Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013072/manifest.jsonobserved a75ded5325d8eb231f22b34122871be3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:54.815143Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013072/publication.mdobserved 125b5745b04220092774aec296623900...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:54.794171Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013072/publication.txtobserved cc266fb59d1bf7ba5384013ae2876fd5...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. |
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