OT-2026-000029015
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, pump fed, 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-2026-000029015) never changes.
Identity and time
| Publication number | OT-2026-000029015 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9e-726c-b0af-e216341f117d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029015 |
| Status | PUBLIC |
Content hashes
| Canonical text | 72263aedb146ac835ca996996d88af13bf0fd6bfbc0f9d926f1bf69deb1de4fe |
|---|---|
| Markdown | 0abd6f2700695ae57ee74eb3884c2941095c4fe5f5baf4d2128ca33601a74f80 |
| Publication page | 0519b39f7fabcadbfb85e0ae45f5f1a4a0d47abdbb1bee017ce84442f8c7251e |
| Manifest | 7232f6fab162420cbccee53648a9c8e71ada3b2fc78bb9f75ba3354d27e08788 |
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 | 9fiswxP7SIkJ7JjXAr0KfGD+WuqU5p44iVeiEX+a+xb+U2SVan1f0KNuQERL3DnU2qGRuMtmkSaTaFdU0E/1DQ== |
| 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
| 2026-09-17T08:20:35.486745Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029015observed 0519b39f7fabcadbfb85e0ae45f5f1a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:35.462556Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029015/manifest.jsonobserved 7232f6fab162420cbccee53648a9c8e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:35.439428Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029015/publication.mdobserved 0abd6f2700695ae57ee74eb3884c2941...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:35.297423Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029015/publication.txtobserved 72263aedb146ac835ca996996d88af13...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. |
|---|