OT-2026-000056412
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, pump fed, sustained 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-2026-000056412) never changes.
Identity and time
| Publication number | OT-2026-000056412 · never reused |
|---|---|
| Internal UUID | 01a0ae87-4bd2-7786-80e6-20b48d29e046 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:37.517586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056412 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3026420eb2cfd95badef4190bb033d88fc08a71dc4174236b624e8aadd9ec0ff |
|---|---|
| Markdown | 3e8aba2f37681c8d1b04c8a229a7cdf21956f68f7b7d5742d476cae4f762ba35 |
| Publication page | 90551cd993587ccef938d933663d4e7b95b4f42924f7f34171d2e81ff69c9a98 |
| Manifest | 16d765c9bce6facf642231327cd91e4b4a7795155b484624e7a9e2514242a0aa |
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 | yxHhEkNuglqbl448yr+MI6041MURdIE3PKq6PoKWBcZ2No8zIcT7o+SAiTZzLA9kDz+Ctg9jXLPEkkE9LrHVDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:50:55.444098Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056412observed 90551cd993587ccef938d933663d4e7b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:55.418808Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056412/manifest.jsonobserved 16d765c9bce6facf642231327cd91e4b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:55.402532Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056412/publication.mdobserved 3e8aba2f37681c8d1b04c8a229a7cdf2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:55.378406Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056412/publication.txtobserved 3026420eb2cfd95badef4190bb033d88...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. |
|---|