OT-2026-000047897
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained 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-2026-000047897) never changes.
Identity and time
| Publication number | OT-2026-000047897 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-c421-7fe5-ba3b-5766360f4b34 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:24.028554Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047897 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8bca4aa208d389157504eeb3cab29370fc92ad547cca8beedc9fa75389279d83 |
|---|---|
| Markdown | 8af66dc3cf8f7ececd1c4be7bf9dd4e8535f0f88ac008f4ccc1849ae8cb64ad9 |
| Publication page | cd0c0eb1d4a03c993cb8f1c5a18d950500aed0788621687d21f552af90641545 |
| Manifest | 6a3fa4d63c1dcfc4bba0aa4f96b372e945a87d53f23ba892f34e2c5d3089acb0 |
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 | +Q1Jj8O0LQ19M9XUqiJumBEcTI/PMg9YQX2cK5n4u4Yf2xyqIMGa4V4R7Q4AnFxHlcOu7wuGIrUGnfbyL+flCw== |
| 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
| 2026-09-17T11:05:50.202516Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047897observed cd0c0eb1d4a03c993cb8f1c5a18d9505...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:50.182303Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047897/manifest.jsonobserved 6a3fa4d63c1dcfc4bba0aa4f96b372e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:50.163016Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047897/publication.mdobserved 8af66dc3cf8f7ececd1c4be7bf9dd4e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:50.144306Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047897/publication.txtobserved 8bca4aa208d389157504eeb3cab29370...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. |
|---|