OT-2026-000099620
Publication integrity record
Foam pad vacuum gripper, four zone face, six outlet manifold, pump fed, manifold pressure sensor, sustained 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-2026-000099620) never changes.
Identity and time
| Publication number | OT-2026-000099620 · never reused |
|---|---|
| Internal UUID | 01a0aea2-c975-70e3-b945-fa66292e8045 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:11:39.138466Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000099620 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6e52b371a3b41b7186b2243895e3193e55046d4f26171d7a6705f0d8710c5176 |
|---|---|
| Markdown | f2abf4ba7725b91636d2f81237b4310e7f7f6363776ebe9e8d7d8d19afe46a74 |
| Publication page | e32752b6dfb7de25969733fabbba7db03a72d4fe36a150122f30c298e3653f57 |
| Manifest | 329d61340ff12b7f94952cc0aeb1e089742a4ad22e104c10739aa7d206c42933 |
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 | 5HrFCrrdSlLRM6ZtBULpd78oYXV4XTTzqSeLX/zLHZpdj8Za7aqDvbG9Gv4GGI6uWEFOzFtNZ7UqMbUng/PKDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-10-17T00:41:13.220657Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099620observed e32752b6dfb7de25969733fabbba7db0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-17T00:41:13.154735Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099620/manifest.jsonobserved 329d61340ff12b7f94952cc0aeb1e089...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T00:41:13.104858Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099620/publication.mdobserved f2abf4ba7725b91636d2f81237b4310e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T00:41:13.032830Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099620/publication.txtobserved 6e52b371a3b41b7186b2243895e3193e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T12:41:48.623818Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099620observed e32752b6dfb7de25969733fabbba7db0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T12:41:48.572329Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099620/manifest.jsonobserved 329d61340ff12b7f94952cc0aeb1e089...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T12:41:48.425474Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099620/publication.mdobserved f2abf4ba7725b91636d2f81237b4310e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T12:41:48.226624Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099620/publication.txtobserved 6e52b371a3b41b7186b2243895e3193e...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 |
|---|