OT-2026-000043242
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-2026-000043242) never changes.
Identity and time
| Publication number | OT-2026-000043242 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-327c-7b66-8462-a2b141a5ef3f · 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-2026-000043242 |
| Status | PUBLIC |
Content hashes
| Canonical text | b682d3451612a8639ecd6f77723ad567d42d7794fc2f5177840ce1830a404d08 |
|---|---|
| Markdown | d38b7ed88d3b3c07b098ea895461c2df85ae3008669ef0c8d42243abf81d5a8b |
| Publication page | dfe451ea3aa698fdb9b79b38fe29a11ced45e5f016e7bce6e8a7eb573e4ca233 |
| Manifest | f3421d7673a1a57e198e681a7fb0d44fa44dc39f5a40059aeb4fb92cb6dbf5f1 |
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 | W0g5mt3R4i5ZFRJN57o/ouV6Tm45DJ2zei54n+SYQQcIt2aUNo3XM1uAbcw/+ySvHsYVfkZ8MLW0ZXQfyXqSAw== |
| 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
| 2026-09-17T11:13:43.061403Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043242observed dfe451ea3aa698fdb9b79b38fe29a11c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:43.041740Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043242/manifest.jsonobserved f3421d7673a1a57e198e681a7fb0d44f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:43.020003Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043242/publication.mdobserved d38b7ed88d3b3c07b098ea895461c2df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:42.999285Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043242/publication.txtobserved b682d3451612a8639ecd6f77723ad567...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. |
|---|