OT-2026-000052408
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000052408) never changes.
Identity and time
| Publication number | OT-2026-000052408 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e792-730c-9445-cb22ee340e06 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052408 |
| Status | PUBLIC |
Content hashes
| Canonical text | b8966f3e0f2cd8d0113be9373c8748344b80d640c285b5ae4767862b1c2e6906 |
|---|---|
| Markdown | 55a4debf9b1f0e66bdc2f32934ee38d9ddd6f11c733faad8690c3906f6b387b6 |
| Publication page | 390d6cbb5f9a9b19b16d1d9a62f3a0e9e768a39be169f3e46fbb5e91750caca2 |
| Manifest | 21c7f017a304f9c6bc0a5f255857d89e7b763ee0843c93436cafc93abe9f4530 |
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 | WfXKWQcGz441WWwQc0HPkvldX/sTLV6sjcdYOlFfrulxKzbUKst/3ZyogewvsVdYCU7Gr0HSfFIYggZm1tYzDg== |
| 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
| 2026-09-17T10:58:07.072670Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052408observed 390d6cbb5f9a9b19b16d1d9a62f3a0e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:58:07.057671Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052408/manifest.jsonobserved 21c7f017a304f9c6bc0a5f255857d89e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:07.041941Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052408/publication.mdobserved 55a4debf9b1f0e66bdc2f32934ee38d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:07.024955Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052408/publication.txtobserved b8966f3e0f2cd8d0113be9373c874834...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. |
|---|