OT-2026-000072218
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, vented 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-2026-000072218) never changes.
Identity and time
| Publication number | OT-2026-000072218 · never reused |
|---|---|
| Internal UUID | 01a0ae92-47c2-71fd-88f5-0930633ec5a0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:37.365346Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072218 |
| Status | PUBLIC |
Content hashes
| Canonical text | e3c90aab335ef2e758c49d3db3becdb9a0bee6823b7cf81804170ea99eaf1f37 |
|---|---|
| Markdown | 3322853d5f048712f806f9b39eb4f2ddfa11cc4d96c3546e0ad69332abf0abb6 |
| Publication page | 865c30b3f89b8823c0da4929e8ee88681ad4c99b20adb3760d556f55773e29b9 |
| Manifest | 370c2791f26e4abab203959cb05d6a720fa694f53f5054babac03beb2dce50d0 |
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 | T4lcmOlLBQT/Dg+PF2FKBgeiYhT+w29IZQV+cG9rUGyw9bWkX58Bbik7sVl5Wj8R0J2PcCGVOi6rbTIANna8AA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:23:19.258603Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072218observed 865c30b3f89b8823c0da4929e8ee8868...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:19.243400Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072218/manifest.jsonobserved 370c2791f26e4abab203959cb05d6a72...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:19.227495Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072218/publication.mdobserved 3322853d5f048712f806f9b39eb4f2dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:19.210723Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072218/publication.txtobserved e3c90aab335ef2e758c49d3db3becdb9...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. |
|---|