OT-2026-000029824
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, sustained 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-2026-000029824) never changes.
Identity and time
| Publication number | OT-2026-000029824 · never reused |
|---|---|
| Internal UUID | 01a0ae73-ac47-7764-af42-9c53cfa20412 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:11.501096Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029824 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6288dc39323788253ed14f795542e3ddb6cee5f7b55dceef7f698986ce702153 |
|---|---|
| Markdown | 4ab23da3d84726bec1666e6a03dc9577f693c40f4ccf992fa23f55c2fb899013 |
| Publication page | 862993f016b95d8c8fff05be43895081c5178423277957891845aa374433c7e5 |
| Manifest | 64577d2331df8bf7a765ad3c392c9c39ea55f96b82971c2ed665c00b0f2c2c0d |
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 | 2EbVYTs32rcAMWEkHB3M1kHhzXniHMka2uiv9cjNRgOpWc5mDHwifU0eToXjXyt1wOQ7trVthLe4pHj297RoBQ== |
| 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
| 2026-09-17T20:42:57.239183Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029824observed 862993f016b95d8c8fff05be43895081...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T20:42:56.799138Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029824/manifest.jsonobserved 64577d2331df8bf7a765ad3c392c9c39...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T20:42:56.362251Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029824/publication.mdobserved 4ab23da3d84726bec1666e6a03dc9577...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T20:42:56.068340Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029824/publication.txtobserved 6288dc39323788253ed14f795542e3dd...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:30.025112Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029824observed 862993f016b95d8c8fff05be43895081...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:30.008735Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029824/manifest.jsonobserved 64577d2331df8bf7a765ad3c392c9c39...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:29.991475Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029824/publication.mdobserved 4ab23da3d84726bec1666e6a03dc9577...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:29.973721Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029824/publication.txtobserved 6288dc39323788253ed14f795542e3dd...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. |
|---|