OT-2026-000013551
Publication integrity record
Foam pad vacuum gripper, three zone face, per zone isolation, plant vacuum fed, 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-2026-000013551) never changes.
Identity and time
| Publication number | OT-2026-000013551 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fcb-758f-afa6-bd5ec13afd35 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013551 |
| Status | PUBLIC |
Content hashes
| Canonical text | 962d30b21980ae4284cad046e512bbb4d0184bc70af2b8cea1a567cab1db3876 |
|---|---|
| Markdown | d7ee642722d5a21708d18af1239ebd685379befb24f0dd24f8ce5f9d84bdfef6 |
| Publication page | 452fd570ce82e053e49e975e5d3d4fde05ba747f855701adf66f9b99e507f4d3 |
| Manifest | 4829299a6e6873c8777d020ffa1261dc205d5ec50a1c8072f8cf4ef668e65da2 |
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 | 4enJv3jcCZEFuufAnZJ0yh9J03tsbxvQc6YYA68Z+k4xZoyo3Aj8dUp9CxwPnEDD1/8FwOGpYR8MljoP59X9Dw== |
| 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
| 2026-09-17T12:43:30.293959Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013551observed 452fd570ce82e053e49e975e5d3d4fde...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:43:29.828947Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013551/manifest.jsonobserved 4829299a6e6873c8777d020ffa1261dc...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:43:29.037175Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013551/publication.mdobserved d7ee642722d5a21708d18af1239ebd68...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:43:28.855032Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013551/publication.txtobserved 962d30b21980ae4284cad046e512bbb4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:05.687504Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013551observed 452fd570ce82e053e49e975e5d3d4fde...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:05.667683Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013551/manifest.jsonobserved 4829299a6e6873c8777d020ffa1261dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:05.643132Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013551/publication.mdobserved d7ee642722d5a21708d18af1239ebd68...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:05.622333Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013551/publication.txtobserved 962d30b21980ae4284cad046e512bbb4...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. |
|---|