OT-2026-000056024
Publication integrity record
Single bellows cup vacuum gripper, three stage ejector, sustained blow-off after 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-2026-000056024) never changes.
Identity and time
| Publication number | OT-2026-000056024 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4a-74bb-b4c1-3355eaae6868 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056024 |
| Status | PUBLIC |
Content hashes
| Canonical text | f15208d35553e7abf4745f059892f260249bf73d5204d5200e6f90b9f9884d1d |
|---|---|
| Markdown | d6d6963d03cc66cccdc2a9aa026ffd66ad066b2b173a3f87d462d5fb17b22b6e |
| Publication page | a1605ab2a5e0e58674b77e88a595a37e4b0e7b666636ec9288ac597ae343abdf |
| Manifest | a66d69082d5bc80b8c219028cd89d90b9de008e24d8d8d78347487586deb22e7 |
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 | uO/64qEapw0IiogL8clI7vnh9oOb5pli4U6vXL6IdCLKb3jxhuP8dTUSJK71SsZ0XGrzIuLoD4YF9MsPZIFOCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:51:33.179053Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056024observed a1605ab2a5e0e58674b77e88a595a37e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:33.163060Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056024/manifest.jsonobserved a66d69082d5bc80b8c219028cd89d90b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:33.145606Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056024/publication.mdobserved d6d6963d03cc66cccdc2a9aa026ffd66...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:33.128161Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056024/publication.txtobserved f15208d35553e7abf4745f059892f260...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. |
|---|