OT-2026-000087489
Publication integrity record
Two cup vacuum gripper, two zone face, plant vacuum fed, supply line pressure sensor, 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-2026-000087489) never changes.
Identity and time
| Publication number | OT-2026-000087489 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd51-70e5-962a-d11abe7b4955 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:55.852518Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087489 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4d72c51e0f246b1ee8f0d2a2806b5ac405ef8448c832817b46cac0a2cd25b67a |
|---|---|
| Markdown | 79ad6064fb064cd3eb12b75c04b517bf5ef5dad885772995f850e538d4958954 |
| Publication page | 466586cc5177c5ada598210cf29a016908e071d47b4b613955e071b6440df987 |
| Manifest | e28784366bb5a92407f60c5b026fa12624ad09886d53163bdc8706e492263bb0 |
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 | VUW2kxjuidLzRbZ7Zwp+ANYqVmoN4wM9H+AWtTSPqrIrs+0o217Uuv29XGhMRzV4CtcFRbQ0yPk29XpqZBpjBg== |
| 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
| 2026-09-17T09:50:21.794651Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087489observed 466586cc5177c5ada598210cf29a0169...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:50:21.777394Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087489/manifest.jsonobserved e28784366bb5a92407f60c5b026fa126...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:21.759817Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087489/publication.mdobserved 79ad6064fb064cd3eb12b75c04b517bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:21.742930Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087489/publication.txtobserved 4d72c51e0f246b1ee8f0d2a2806b5ac4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:21.610560Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087489observed 466586cc5177c5ada598210cf29a0169...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:21.594377Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087489/manifest.jsonobserved e28784366bb5a92407f60c5b026fa126...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:21.576739Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087489/publication.mdobserved 79ad6064fb064cd3eb12b75c04b517bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:21.526514Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087489/publication.txtobserved 4d72c51e0f246b1ee8f0d2a2806b5ac4...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. |
|---|