OT-2026-000032222
Publication integrity record
Foam pad vacuum gripper, plant vacuum fed, pulsed blow-off after set-down
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-2026-000032222) never changes.
Identity and time
| Publication number | OT-2026-000032222 · never reused |
|---|---|
| Internal UUID | 01a0ae74-f7a7-7b20-ac26-33f196a67cee · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:36.332587Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000032222 |
| Status | PUBLIC |
Content hashes
| Canonical text | d749eb83b860c5ba73f35f7b34e0be58a53f08f41d404e52ddf92ddba2d088b9 |
|---|---|
| Markdown | 2804f2c60bccb8946b886d145252543bdd98edfa56250d634db41e2698983f41 |
| Publication page | 1b80fd9fdf3f2595d4937bf464ad6f4564e7176d427d067bc59a963850faf182 |
| Manifest | 60add7f3f6d896543c34105d975cc790e36236edff26711007585fdebb6b0d9b |
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 | ruashXgSGSOY/anrDRyzzzDvHJ761I4kixIiJSxYu/3chcCrfwXPwEsh66VHgJHEZ9/n9rS3cX+lzo5eWxq/BA== |
| 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
| 2026-10-29T20:41:37.660266Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032222observed 1b80fd9fdf3f2595d4937bf464ad6f45...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-29T20:41:37.589709Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032222/manifest.jsonobserved 60add7f3f6d896543c34105d975cc790...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-29T20:41:37.543864Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032222/publication.mdobserved 2804f2c60bccb8946b886d145252543b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-29T20:41:37.479976Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032222/publication.txtobserved d749eb83b860c5ba73f35f7b34e0be58...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-24T12:41:47.490116Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032222observed 1b80fd9fdf3f2595d4937bf464ad6f45...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-24T12:41:47.433019Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032222/manifest.jsonobserved 60add7f3f6d896543c34105d975cc790...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-24T12:41:47.364863Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032222/publication.mdobserved 2804f2c60bccb8946b886d145252543b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-24T12:41:47.283761Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032222/publication.txtobserved d749eb83b860c5ba73f35f7b34e0be58...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 |
|---|