OT-2026-000057784
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, sustained blow-off after 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-2026-000057784) never changes.
Identity and time
| Publication number | OT-2026-000057784 · never reused |
|---|---|
| Internal UUID | 01a0ae88-6ed7-7814-82ae-80629f1ec504 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:52.020108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057784 |
| Status | PUBLIC |
Content hashes
| Canonical text | 180be3ac77e704ffb079b2ea62a95a16a4b8cfbced6be662d9ed15c7f1875c8c |
|---|---|
| Markdown | 16d53160d2eb6577e65651337fd0209b415a97ca2740e65a417d261b7f2b2085 |
| Publication page | 6642931c539ff92758736626e29ac4dfedc07fcabdde5f23767c87e70508589d |
| Manifest | dd838fc42e599372e0fa37931a6af4cd3682614eb57f97891086ae872ea2bb60 |
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 | 5w+06dD9BhLfk76mJZOdIB8+vbh6Y/hfPRXMGNVMcLs7U4vEjqQgELDhoraaRcYXGnIjm3sC2YS3YMHQhF4nDg== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T10:47:20.467402Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057784observed 6642931c539ff92758736626e29ac4df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:47:20.449110Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057784/manifest.jsonobserved dd838fc42e599372e0fa37931a6af4cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:20.431415Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057784/publication.mdobserved 16d53160d2eb6577e65651337fd0209b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:20.413829Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057784/publication.txtobserved 180be3ac77e704ffb079b2ea62a95a16...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. |
|---|