OT-2026-000057172
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single 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-2026-000057172) never changes.
Identity and time
| Publication number | OT-2026-000057172 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5ba-779f-8d30-ea0ac75aa4d5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057172 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6e383f0554ca89c9d83be4f01ac60f1fd7f0a71698821a22ddea762dfc7aecd8 |
|---|---|
| Markdown | 73ded84ec93618c2f951eb21f837c508264585235aecd4cd44cb3cdfdebed75d |
| Publication page | 494750e81f6f5fedf833615a83b9fdc77de79ff330661860bef1bdf3996c99ed |
| Manifest | 20b02e97f03a6245fc3afa109ab86b3d2c860199b29c7357aa3967e7adac8ea2 |
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 | ZCbIQGjNpJtwZ6yPCAp4vzPytmFEyOtFcw2tvb+OMxtMaHdPMf+S1at10EJNLDCwYkMLHpoYCBjsnHv09EuLDg== |
| 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
| 2026-09-17T10:50:10.772816Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057172observed 494750e81f6f5fedf833615a83b9fdc7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:10.753800Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057172/manifest.jsonobserved 20b02e97f03a6245fc3afa109ab86b3d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:10.735456Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057172/publication.mdobserved 73ded84ec93618c2f951eb21f837c508...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:10.717531Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057172/publication.txtobserved 6e383f0554ca89c9d83be4f01ac60f1f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:18.097318Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057172observed 494750e81f6f5fedf833615a83b9fdc7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:18.078136Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057172/manifest.jsonobserved 20b02e97f03a6245fc3afa109ab86b3d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:18.059526Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057172/publication.mdobserved 73ded84ec93618c2f951eb21f837c508...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:17.998323Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057172/publication.txtobserved 6e383f0554ca89c9d83be4f01ac60f1f...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. |
|---|