OT-2026-000031082
Publication integrity record
Foam pad vacuum gripper, three stage ejector, pulsed 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-2026-000031082) never changes.
Identity and time
| Publication number | OT-2026-000031082 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb8-7b7e-9469-81f201116a50 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031082 |
| Status | PUBLIC |
Content hashes
| Canonical text | a7c202f31623aa58e78117661942db6a3bad9702b554d78a289db6fad2e050c5 |
|---|---|
| Markdown | 56732951cea1add0e9b74ab1fb0dea989ce94fc00f89bbfabb07e3fd82ce064d |
| Publication page | 45975ae1815c2985a7d55ef2dbebf8325b3a030f127211ec8c69977462edfca3 |
| Manifest | ee6c0dfcf6478229d875792035289d98fdaba19ea7e0ed01c07084247e8e0f76 |
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 | F77G7Eye5j4OPT1iSIUb+BVSNv8RCKAkpKqOdoU2mXU45Yh19Ns6kZ6+XzFPuNTbmDtb2xXpqBocaen1V5hzDw== |
| 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
| 2026-09-17T11:40:18.218385Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031082observed 45975ae1815c2985a7d55ef2dbebf832...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:18.198670Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031082/manifest.jsonobserved ee6c0dfcf6478229d875792035289d98...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:18.179919Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031082/publication.mdobserved 56732951cea1add0e9b74ab1fb0dea98...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:18.160371Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031082/publication.txtobserved a7c202f31623aa58e78117661942db6a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:40.320544Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031082observed 45975ae1815c2985a7d55ef2dbebf832...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:40.304557Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031082/manifest.jsonobserved ee6c0dfcf6478229d875792035289d98...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:40.288559Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031082/publication.mdobserved 56732951cea1add0e9b74ab1fb0dea98...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:40.271925Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031082/publication.txtobserved a7c202f31623aa58e78117661942db6a...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. |
|---|