OT-2026-000031052
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, 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-2026-000031052) never changes.
Identity and time
| Publication number | OT-2026-000031052 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb7-739a-b61f-faa753d1df3d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031052 |
| Status | PUBLIC |
Content hashes
| Canonical text | f0e6f02e59056ef027acbd9321c8cabb099b75310b1ff0ee53aefae01fa20d2a |
|---|---|
| Markdown | 8f0bd1a4ed04d1ccbe924562befcff5d2a42cbd1af15721f13360fe646c46634 |
| Publication page | 3f57211421d68144bbab81ca41dc980880d4208d636e5ee5f7ef4a28b1e58e8f |
| Manifest | f40e31286d344cda5065c9bc460b2b5e3728f72e07de693572b58e98065a27d6 |
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 | f9sLRWRC6K5bEV+5qM+UXZQ+3XOicIcQ2XrRmcUsRmUvtADpPdBvhGEc7Fq21cc5TLCtUQCnb1CGwY4Yj9jCBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:40:09.345875Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031052observed 3f57211421d68144bbab81ca41dc9808...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:09.325665Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031052/manifest.jsonobserved f40e31286d344cda5065c9bc460b2b5e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:09.303022Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031052/publication.mdobserved 8f0bd1a4ed04d1ccbe924562befcff5d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:09.286452Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031052/publication.txtobserved f0e6f02e59056ef027acbd9321c8cabb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:38.152742Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031052observed 3f57211421d68144bbab81ca41dc9808...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:38.135707Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031052/manifest.jsonobserved f40e31286d344cda5065c9bc460b2b5e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:38.117554Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031052/publication.mdobserved 8f0bd1a4ed04d1ccbe924562befcff5d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:38.101536Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031052/publication.txtobserved f0e6f02e59056ef027acbd9321c8cabb...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. |
|---|