OT-2026-000043230
Publication integrity record
Foam pad vacuum gripper, pump fed, 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-2026-000043230) never changes.
Identity and time
| Publication number | OT-2026-000043230 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-327c-7b61-bba1-fb77676c866a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:24.717423Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043230 |
| Status | PUBLIC |
Content hashes
| Canonical text | 509c07cbf9ac12e89d35371446f4271ed17482f5e2d18fc021910deac6757aa3 |
|---|---|
| Markdown | e942bd0dda4e28981c07ccd0fdacb156d7fc9827cfd44896220d8493f81408da |
| Publication page | f2c7870d60cacff814b8bd566cc4ae307a5985d1f784a281bcef60d44fdbf499 |
| Manifest | c822f1f368acaf442314af240b6885bec57180b4e514a2fce895269e330da04c |
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 | XTQKvhW/YTlX5e0Eb/c9L6woVhJiiiK/4L9Rb4EWxaBGda6Jx5zJF9Clhe9RGeyDXVdCGS6+n//38wwIXBkrAQ== |
| 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
| 2026-09-17T11:13:42.066181Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043230observed f2c7870d60cacff814b8bd566cc4ae30...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:42.045140Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043230/manifest.jsonobserved c822f1f368acaf442314af240b6885be...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:42.024088Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043230/publication.mdobserved e942bd0dda4e28981c07ccd0fdacb156...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:42.005370Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043230/publication.txtobserved 509c07cbf9ac12e89d35371446f4271e...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. |
|---|