OT-2026-000067287
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, three stage ejector, pressure sensor per zone, 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-2026-000067287) never changes.
Identity and time
| Publication number | OT-2026-000067287 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-6bd6-7a1f-8d01-014fb947eff3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:29.998864Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000067287 |
| Status | PUBLIC |
Content hashes
| Canonical text | 781066d6fb703e0d647029ed249509c84b4b6e49efe0dff666ca909f9531aebd |
|---|---|
| Markdown | c5970d217f77a5120febbf1bb43ec2336a59de5bf50ccd28642bfb2c5778d843 |
| Publication page | ba46a4835f95cb679526c72ecb2a877e3e8518fef4fcbd29e11942876c6d9d7d |
| Manifest | 9d4ec26f3336b65ab6a50f6035d965bd7cb403c141dfa6e59ad4ab0f1dff42c6 |
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 | HuD1Z+EFzzMlnylZ/QbI9f8YhBoc1HNbr1gR97b7GAyh8l1bUhPmgIYV5ANkwxOMuBmMdXSMfgn83GuphyWBBw== |
| 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
| 2026-09-17T10:30:58.302256Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067287observed ba46a4835f95cb679526c72ecb2a877e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:30:58.284867Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067287/manifest.jsonobserved 9d4ec26f3336b65ab6a50f6035d965bd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:58.266420Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067287/publication.mdobserved c5970d217f77a5120febbf1bb43ec233...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:58.248215Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067287/publication.txtobserved 781066d6fb703e0d647029ed249509c8...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. |
|---|