OT-2026-000043639
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off before 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-2026-000043639) never changes.
Identity and time
| Publication number | OT-2026-000043639 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-92d0-79d8-8439-375c04718897 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:49.254972Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043639 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9a3c020a7b8bd2e6b4119c2455b20fa6797b28260b031b5ca70a93b33dd46915 |
|---|---|
| Markdown | 1fa16f3be1f6dba504978c9f712c722927dfa94999a93eff789494e3748ddebf |
| Publication page | 9ebc532ba22e182324515ad1c22621230b5028790f15c6ff762a915f25b5499e |
| Manifest | 049a08d1bf30d4d06c02bf661db756cdbf5506edeeb777fa6a8b3aa52be36381 |
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 | UPopK+k3p91XkbyOTH/qkCxVtZU6GgZlo5w0japOy/M+EZ6VKk94vHv22iwsn9fPRge9u1vJ5jPbQK7eEh8dDQ== |
| 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
| 2026-09-17T11:13:06.915397Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043639observed 9ebc532ba22e182324515ad1c2262123...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:06.895896Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043639/manifest.jsonobserved 049a08d1bf30d4d06c02bf661db756cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:06.876581Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043639/publication.mdobserved 1fa16f3be1f6dba504978c9f712c7229...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:06.855899Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043639/publication.txtobserved 9a3c020a7b8bd2e6b4119c2455b20fa6...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. |
|---|