OT-2026-000031710
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two 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-2026-000031710) never changes.
Identity and time
| Publication number | OT-2026-000031710 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad0-7105-9ad5-0ba3ea5197df · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031710 |
| Status | PUBLIC |
Content hashes
| Canonical text | 73c98b543462c8d5e019a62dc44c9ab7d7cc4a32a67f646d49d5bcd599001394 |
|---|---|
| Markdown | 0670d4626417adf7b110977024f994e61c54339a59854a1714246cdde414d762 |
| Publication page | 89c961c32d5321a8cee5f96583e27e31f59ff2741393ab14418cd2a687f1f3e8 |
| Manifest | 05698986d15feb5e48a277adbac3b3710fc389f7287d845be09ce459cab25534 |
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 | cxWAlS/tdem0w540/N7pJn2UFgT0bqpdF9gDcjdlyTVpeJJenH1AD5EeC+Kg0EnyFcsOiBzL9XiKcuFqoIQJAA== |
| 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
| 2026-09-17T16:41:27.777415Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031710observed 89c961c32d5321a8cee5f96583e27e31...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T16:41:27.498309Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031710/manifest.jsonobserved 05698986d15feb5e48a277adbac3b371...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T16:41:27.361497Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031710/publication.mdobserved 0670d4626417adf7b110977024f994e6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T16:41:27.098249Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031710/publication.txtobserved 73c98b543462c8d5e019a62dc44c9ab7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:49.166505Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031710observed 89c961c32d5321a8cee5f96583e27e31...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:49.148098Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031710/manifest.jsonobserved 05698986d15feb5e48a277adbac3b371...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:49.130259Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031710/publication.mdobserved 0670d4626417adf7b110977024f994e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:49.112638Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031710/publication.txtobserved 73c98b543462c8d5e019a62dc44c9ab7...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. |
|---|