OT-2026-000020497
Publication integrity record
Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000020497) never changes.
Identity and time
| Publication number | OT-2026-000020497 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437c-7a18-9d86-7c784d16db8a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020497 |
| Status | PUBLIC |
Content hashes
| Canonical text | 00e05341d8054cb7a7854708cbb7134a017fde2b06d004767d35e3c29fe6173e |
|---|---|
| Markdown | b794a02f31091b5df96f1b265b6c8bd11ecd7cc68c4777557d5403150a496a9e |
| Publication page | c4b2aa73781c234fba1a33df63b29c018f42eb2ca34b4b165ae63aec937e1f71 |
| Manifest | cb78cf10aa89b551b4c10b12f5a65d0c9a0ca051dd7d88ff578bd11becfc5781 |
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 | R6eMexNVAFH+ljn52j2NKwUKh8ujkqruDfQGvwZ3pcRXG0fowHZeKJbzTRynoS0sPKdWicrJfA/8heu3mZRrDg== |
| 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
| 2026-09-17T12:00:27.118221Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020497observed c4b2aa73781c234fba1a33df63b29c01...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:27.099280Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020497/manifest.jsonobserved cb78cf10aa89b551b4c10b12f5a65d0c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:27.080963Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020497/publication.mdobserved b794a02f31091b5df96f1b265b6c8bd1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:27.060830Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020497/publication.txtobserved 00e05341d8054cb7a7854708cbb7134a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:30.397568Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020497observed c4b2aa73781c234fba1a33df63b29c01...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:30.381563Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020497/manifest.jsonobserved cb78cf10aa89b551b4c10b12f5a65d0c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:30.365358Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020497/publication.mdobserved b794a02f31091b5df96f1b265b6c8bd1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:30.347682Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020497/publication.txtobserved 00e05341d8054cb7a7854708cbb7134a...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. |
|---|