OT-2026-000056436
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-2026-000056436) never changes.
Identity and time
| Publication number | OT-2026-000056436 · never reused |
|---|---|
| Internal UUID | 01a0ae87-4bd2-7184-88ca-6565c8195292 · 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-2026-000056436 |
| Status | PUBLIC |
Content hashes
| Canonical text | 73e3fd658e9e6ea2911c2094d402e49523e806caacd9106c5856d99bb332a2a9 |
|---|---|
| Markdown | 254b6f58fb4d2d6a6cbecd5ef85c797e70d3aa21976c59c19f6722c90cdccc25 |
| Publication page | 16b2ba2f4620c3fab4e39172b68824e641595120ecbd2c8af688814ce7f8d25e |
| Manifest | 43e02fd0b9910df1356d08b2051142357eefd5807f05bbc8400e0824a0b886fb |
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 | gPGcbugFnyGgcuftjKb3kj8gzw22tynKUvlFQ/LYOEpPLEYhSQYbhcREgH6d1XxrPzEBdWHEBFo9JWuzBIf4Dw== |
| 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
| 2026-09-17T10:50:58.180234Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056436observed 16b2ba2f4620c3fab4e39172b68824e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:58.164323Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056436/manifest.jsonobserved 43e02fd0b9910df1356d08b205114235...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:58.148732Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056436/publication.mdobserved 254b6f58fb4d2d6a6cbecd5ef85c797e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:58.131980Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056436/publication.txtobserved 73e3fd658e9e6ea2911c2094d402e495...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. |
|---|