OT-2026-000042532
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum 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-2026-000042532) never changes.
Identity and time
| Publication number | OT-2026-000042532 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0cd-74d4-86e5-a11a11aa6350 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042532 |
| Status | PUBLIC |
Content hashes
| Canonical text | 85010512fa575623bc1c011ebaa619d3c9314ec5cfda2665346e5a3568940b12 |
|---|---|
| Markdown | b638191d43ec41c13e0c656b0cef1718a2ce0128e2557463e9b70037a5d603dc |
| Publication page | a44635c25b8f771c2f42ef79e9b8273c64d1273235b6c529b4967223cad081f1 |
| Manifest | b12d47647c4672a092ff283c486249c37cca8667f85f8c559bf25145915ba3ec |
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 | +9fS4Z3ckQqb5ktVuoi+IOfREhCK87p4EcNyug+EM99OrC77kk1GuGYD3/uVhprCrPI2KctsIDNywEaIdgmUBw== |
| 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
| 2026-09-17T11:14:07.308525Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042532observed a44635c25b8f771c2f42ef79e9b8273c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:14:07.289840Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042532/manifest.jsonobserved b12d47647c4672a092ff283c486249c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:07.271298Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042532/publication.mdobserved b638191d43ec41c13e0c656b0cef1718...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:07.251965Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042532/publication.txtobserved 85010512fa575623bc1c011ebaa619d3...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. |
|---|