OT-2026-000052512
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed blow-off after set-down
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-2026-000052512) never changes.
Identity and time
| Publication number | OT-2026-000052512 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573a-7f56-94e9-49210ad5f529 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052512 |
| Status | PUBLIC |
Content hashes
| Canonical text | bfd98dfd1a257371d4c251c7cbfb8a28deac0bd3272515532ec8bbe2a3724d4a |
|---|---|
| Markdown | 9d06cedde06e4dfd77060ee160a62ef5f7249592f38d3482fa0acdc1b7bc676b |
| Publication page | 8edc6e93f1b9be188524a7219f85dad09d2248707d0d51083ae1c1048b95a428 |
| Manifest | 3799ebe4323081dfa2dc742a28e9b2d8c8ebf6f1726d8ed33c968517cd7a71d3 |
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 | S51jsci37+wwtD+TcSWKn6MCbD3wmvTwWB9JeL2XfqUk1wc3sdUSaNKOZlj5OIJy26snMhu32ElKh/MbM6QoDA== |
| 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
| 2026-09-17T10:57:09.254813Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052512observed 8edc6e93f1b9be188524a7219f85dad0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:09.237429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052512/manifest.jsonobserved 3799ebe4323081dfa2dc742a28e9b2d8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:09.219503Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052512/publication.mdobserved 9d06cedde06e4dfd77060ee160a62ef5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:09.200205Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052512/publication.txtobserved bfd98dfd1a257371d4c251c7cbfb8a28...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. |
|---|