OT-2026-000086531
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, pump fed, sustained blow-off 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-2026-000086531) never changes.
Identity and time
| Publication number | OT-2026-000086531 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-2c98-7f9c-a549-fbc5dbe3887c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:14.823225Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000086531 |
| Status | PUBLIC |
Content hashes
| Canonical text | d843ce3fd144d01d154df65ac553d60223721fea0ce3e08fd04e475474bae567 |
|---|---|
| Markdown | e499a7619cb39ed95fbd22c6aad6ea7c319ffd0598210c79c7cb93a12b140112 |
| Publication page | c8afa06598b862cace3553478521632bffa8e78b9e4559412a9e5ba08878fe16 |
| Manifest | 43d3acd9ff45478406d78ea668645b88b34579ac0ea0e404e4d60a0c9767e633 |
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 | S5N/2D+MShbjTQn64kOyGRWKAESQyMNR1cxlGjRX1LrNbqtrqGzbmSjKVUUXp2T4Tl36WOumGXxbtlc+vf24Cg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:52:21.357123Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086531observed c8afa06598b862cace3553478521632b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:52:21.336711Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086531/manifest.jsonobserved 43d3acd9ff45478406d78ea668645b88...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:52:21.317957Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086531/publication.mdobserved e499a7619cb39ed95fbd22c6aad6ea7c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:52:21.293880Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000086531/publication.txtobserved d843ce3fd144d01d154df65ac553d602...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. |
|---|