OT-2026-000042508
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, pulsed 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-2026-000042508) never changes.
Identity and time
| Publication number | OT-2026-000042508 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0cd-7f62-b3b2-351aa3e7bec9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042508 |
| Status | PUBLIC |
Content hashes
| Canonical text | 15a3d0b113990c199c0b1a62b446af8a288adb20fb179bdf0f15bf813fb34cce |
|---|---|
| Markdown | 4855e9fe351d47641d0f1fdb058f34b49d7b0aaa10b74ef28568e83d75909c85 |
| Publication page | e51357b88142e2dbcc2b253a6f75fdb16f1957e26eb26cffaa68c650053815e1 |
| Manifest | 4e6e9c087f2d2327f53306122bcb501e5023d4763237c88f6eabd31a8931155c |
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 | k7265uOGNp44hHyWEAmxTuwpax1SXfSqs/4k5d9dJxX38Lc7ap3l/jihBLno1KuN+py4pIWOTtpdnBie7fFQCw== |
| 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
| 2026-09-17T11:14:05.193080Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042508observed e51357b88142e2dbcc2b253a6f75fdb1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:14:05.171955Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042508/manifest.jsonobserved 4e6e9c087f2d2327f53306122bcb501e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:05.149544Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042508/publication.mdobserved 4855e9fe351d47641d0f1fdb058f34b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:05.128550Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042508/publication.txtobserved 15a3d0b113990c199c0b1a62b446af8a...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. |
|---|