OT-2026-000052468
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000052468) never changes.
Identity and time
| Publication number | OT-2026-000052468 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573a-74be-94bb-c7981d45d422 · 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-2026-000052468 |
| Status | PUBLIC |
Content hashes
| Canonical text | 822bc61e72e265b4ae464011360b75c2067f1a8aa6d36eaadf58d9ed2c423bf1 |
|---|---|
| Markdown | 75be9be5508c5ab8cd1a7ec7d02a681130573dd3274ceabed493e38c110fc0d3 |
| Publication page | 7366043b9ad29bc30b8773cf54c9140edce83d902b3bca44e9dab048b027d5e2 |
| Manifest | 46c5d1579024c1241a695c4ef71266889ad8d005eed1be03441849ff62d98177 |
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 | ACTQeVIR1fWU4yA/d8C6KeYUI8tu1TpCt8lCIYB2yuzA4TuyH5ybDZNfvxSzs/cqaL8LRlvZvG/zyCM3baJ7Cw== |
| 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
| 2026-09-17T10:57:05.775546Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052468observed 7366043b9ad29bc30b8773cf54c9140e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:05.757540Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052468/manifest.jsonobserved 46c5d1579024c1241a695c4ef7126688...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:05.738822Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052468/publication.mdobserved 75be9be5508c5ab8cd1a7ec7d02a6811...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:05.719079Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052468/publication.txtobserved 822bc61e72e265b4ae464011360b75c2...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. |
|---|