OT-2026-000029735
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, two stage ejector, pulsed blow-off before 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-2026-000029735) never changes.
Identity and time
| Publication number | OT-2026-000029735 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e23-7a6e-b301-5a2056d4b6e8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029735 |
| Status | PUBLIC |
Content hashes
| Canonical text | b5e392b7b6f7c9394409246cfde80fe5c3b3fa6207fca5f1f010016ffc3e72b5 |
|---|---|
| Markdown | e57e23e6ca9e334750e9a23260dc4ef2a5973f3d8223e1ca0dfb2a88aba4368a |
| Publication page | afde1d4a7d00dd2ca08b4a5721c066175a39e92bb732c0dc80031a21ad822a26 |
| Manifest | 98c46b4a4f108598de22511c6d245d4c14539ec008125a7c3eb29b26b884d4e1 |
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 | 5R0wxY89vRQc3Ej4dPVNckS8G7TN0n/vEQQkarQz5d+CBgWEWWfiPcUc/SXjHUBm3mvjOzLUS1tOKNqoJqOMDw== |
| 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
| 2026-09-17T11:39:29.400079Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029735observed afde1d4a7d00dd2ca08b4a5721c06617...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:29.376017Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029735/manifest.jsonobserved 98c46b4a4f108598de22511c6d245d4c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:29.358253Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029735/publication.mdobserved e57e23e6ca9e334750e9a23260dc4ef2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:29.337182Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029735/publication.txtobserved b5e392b7b6f7c9394409246cfde80fe5...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. |
|---|