OT-2026-000104521
Publication integrity record
Foam pad vacuum gripper, three zone face, pump fed, pressure sensor per zone, vented 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-2026-000104521) never changes.
Identity and time
| Publication number | OT-2026-000104521 · never reused |
|---|---|
| Internal UUID | 01a0aea7-239f-7370-b85d-158475aa8a02 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:16:24.420933Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000104521 |
| Status | PUBLIC |
Content hashes
| Canonical text | 82cc534f6e7b9ffa902d8f293c09bd76a72004fa06553e88acca9a6f6be4c4ac |
|---|---|
| Markdown | cb14102ff3acfc71678eec8291c73c3598cd90c567450933f539963579e41f19 |
| Publication page | 6ae69d1d7a32e538c732a5dddab42220198617baf9edc29abc4e77489861c8a5 |
| Manifest | 51c29c836b4b2b1cc327ce74c15d891f6549ac40db0c26a06d882df58f1e6198 |
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 | p7uDue2IHFcgjODSqY7+DjqcS0Y6eT7XIRojYQIKlLs0ahonUoKo1AGCxvtWKO6pHc6SIl6y3Ljus3K5DPBsBg== |
| 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
| 2026-09-17T09:20:02.215318Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104521observed 6ae69d1d7a32e538c732a5dddab42220...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:20:02.196044Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104521/manifest.jsonobserved 51c29c836b4b2b1cc327ce74c15d891f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:20:02.176570Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104521/publication.mdobserved cb14102ff3acfc71678eec8291c73c35...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:20:02.157816Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104521/publication.txtobserved 82cc534f6e7b9ffa902d8f293c09bd76...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. |
|---|