OT-2026-000042810
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, sustained 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-2026-000042810) never changes.
Identity and time
| Publication number | OT-2026-000042810 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0d0-72de-83fb-63bfc68e2775 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042810 |
| Status | PUBLIC |
Content hashes
| Canonical text | baf654b2c1a59c88289ad7479428b2a73ff57d6afa0efe4c12c2cb36ca34767a |
|---|---|
| Markdown | 3ce56ce3bb2a3922e7c68fe33e0de31bc23311e0e038025674e2f4634511eced |
| Publication page | 666ad3a1483e4e9f43b75c08bb0667c923992d17bb03b3345afbd1bad26366a2 |
| Manifest | ab669a633f3b4abe1f51ea521ed293ba6d928c90b235b08220f71fb3ac79d856 |
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 | QKa7r8qMBhKj2NIPZI+KClTfyvluFUEX5mzAmrGyOwESdOhWwniQZuGBrbxgAbOeZTidJpq7RhvJdnb+LlKCDA== |
| 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
| 2026-10-02T04:41:05.901489Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042810observed 666ad3a1483e4e9f43b75c08bb0667c9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-02T04:41:05.760412Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042810/manifest.jsonobserved ab669a633f3b4abe1f51ea521ed293ba...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T04:41:05.512376Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042810/publication.mdobserved 3ce56ce3bb2a3922e7c68fe33e0de31b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T04:41:05.342904Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042810/publication.txtobserved baf654b2c1a59c88289ad7479428b2a7...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T12:41:18.373159Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042810observed 666ad3a1483e4e9f43b75c08bb0667c9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T12:41:18.299082Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042810/manifest.jsonobserved ab669a633f3b4abe1f51ea521ed293ba...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T12:41:18.221058Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042810/publication.mdobserved 3ce56ce3bb2a3922e7c68fe33e0de31b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-29T12:41:18.120700Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042810/publication.txtobserved baf654b2c1a59c88289ad7479428b2a7...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|