OT-2026-000103989
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, pump fed, 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-2026-000103989) never changes.
Identity and time
| Publication number | OT-2026-000103989 · never reused |
|---|---|
| Internal UUID | 01a0aea5-15e8-7178-a3de-7034807f81c1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:14:09.781581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103989 |
| Status | PUBLIC |
Content hashes
| Canonical text | 755ac45fc207d1d9da0fded8e3d22b86424f37c301e3c8e741111260639e0526 |
|---|---|
| Markdown | d9bd981485b5b8d7e1372a0138bc8add2654bdc5684569f15d9d25a68de56b64 |
| Publication page | 0488fd0540025aea59c60745f9db7c1da6ccdd0f78f9ae8d836b403386d6da1b |
| Manifest | 21f241e6e241af543840a741d6c3c152bc36eb542e0998bc2de1beeead45f62c |
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 | qu07+123ziNQIFr6SvGnTwnziv5gwSd2jma3xF1TPee0l3BBtoc48dBJZw8+8T8lVbMcYSFAC+7SIzAVHC6fBw== |
| 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
| 2026-09-17T09:21:59.707776Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103989observed 0488fd0540025aea59c60745f9db7c1d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:21:59.690841Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103989/manifest.jsonobserved 21f241e6e241af543840a741d6c3c152...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:59.673769Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103989/publication.mdobserved d9bd981485b5b8d7e1372a0138bc8add...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:59.657876Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103989/publication.txtobserved 755ac45fc207d1d9da0fded8e3d22b86...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. |
|---|