OT-2026-000081936
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump 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-2026-000081936) never changes.
Identity and time
| Publication number | OT-2026-000081936 · never reused |
|---|---|
| Internal UUID | 01a0ae97-0f76-7363-aef0-b1caa78be1c7 · 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-2026-000081936 |
| Status | PUBLIC |
Content hashes
| Canonical text | cdc417146d7e406ed3fd1fa1adb318588798022f2dda19017a012bd37abe8360 |
|---|---|
| Markdown | c19ce98ea849d90f392b7a7be68ec6d3ba3b4e0c445b74124f7242ab1fb6b440 |
| Publication page | 18130edfe4e69dcd76c5ad4b72488348cb2b9812f48d572c9f4b197419917070 |
| Manifest | 211772c1cad8539d9e7efbeba782f12e9aed5971afeedfc8cdf41ec06fd7b013 |
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 | SkxYKoWcweUqywRCo880cuqoePLnqrya4Xdsg2RMGd5OyervvySYFwIPhlQydQ8CrRATWoZZwCCk+cuUO4oPAw== |
| 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
| 2026-09-17T10:01:04.109407Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081936observed 18130edfe4e69dcd76c5ad4b72488348...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:01:04.092152Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081936/manifest.jsonobserved 211772c1cad8539d9e7efbeba782f12e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:04.075047Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081936/publication.mdobserved c19ce98ea849d90f392b7a7be68ec6d3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:04.058093Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081936/publication.txtobserved cdc417146d7e406ed3fd1fa1adb31858...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. |
|---|