OT-2026-000081816
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000081816) never changes.
Identity and time
| Publication number | OT-2026-000081816 · never reused |
|---|---|
| Internal UUID | 01a0ae97-0f75-772c-8c31-e35ef0618720 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:50.648824Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081816 |
| Status | PUBLIC |
Content hashes
| Canonical text | eb12ad4f5badc2e1593e0c66d0ef2af697519781ff982f9441f02a220ae5e648 |
|---|---|
| Markdown | 46e5295818ed66476c4b3a5bff58c55606d1900c51a5b93ebb0d8c87350aa334 |
| Publication page | ccd3e7963f468b9f5f99c91274d5ed5952c2bfdb27bcd67269fe1257d124fd23 |
| Manifest | 56550636177ea918beeb11c077a8a4a2f33c6cf5f0b9289ddd47d2f9c953e44d |
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 | c3sD5l8CSKsL6JDiQKEvocxZAenG86PGELzWT4Te6qa+AqLD/wZ8Kv/0rE66187rFTBR78836FzbPBf/LIRZDQ== |
| 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
| 2026-09-17T09:59:55.300130Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081816observed ccd3e7963f468b9f5f99c91274d5ed59...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:59:55.281422Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081816/manifest.jsonobserved 56550636177ea918beeb11c077a8a4a2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:55.246948Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081816/publication.mdobserved 46e5295818ed66476c4b3a5bff58c556...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:55.214883Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081816/publication.txtobserved eb12ad4f5badc2e1593e0c66d0ef2af6...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. |
|---|