OT-2026-000052504
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, 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-2026-000052504) never changes.
Identity and time
| Publication number | OT-2026-000052504 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573a-7d04-ba7e-7460711acdd5 · 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-2026-000052504 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9fc6dcff2a3eee1a7f358648a76a4ce2369971c01e0cdb65e022cd15c05e555b |
|---|---|
| Markdown | 5bfad96cf44c0c808f97c7c18afcb7402277c34fba887b1570ff424880dad676 |
| Publication page | 80c10f4f4d55135bd4068b19a4e712f9dfee18999abb4697693b327f70140c3e |
| Manifest | 37e8c0275b4bc2dd383f8bc97dc16a85fcd2c94fa42398d5472a43bc9794d327 |
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 | z7OQYS6oOe9GCQcRpu1MgIrznicIakG+HHl6K7drLWf/U7SqT5tcc9fNSuidWbDicPG+UKxM7XXmhxK9RXi9AQ== |
| 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
| 2026-09-17T10:57:08.649743Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052504observed 80c10f4f4d55135bd4068b19a4e712f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:08.632896Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052504/manifest.jsonobserved 37e8c0275b4bc2dd383f8bc97dc16a85...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:08.616318Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052504/publication.mdobserved 5bfad96cf44c0c808f97c7c18afcb740...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:08.598400Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052504/publication.txtobserved 9fc6dcff2a3eee1a7f358648a76a4ce2...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. |
|---|