OT-2026-000052216
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single 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-2026-000052216) never changes.
Identity and time
| Publication number | OT-2026-000052216 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e790-76c3-87ef-f00ef7cfdaf5 · 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-2026-000052216 |
| Status | PUBLIC |
Content hashes
| Canonical text | d3a22ace5a2619b27249d10d51745bebc497ee3257d820ffd5e4ff56b36660a9 |
|---|---|
| Markdown | 7bea8ecf9c1a4e396d5e6bd2a6d89f6ecc2a8326208f12b9457188db7383dd43 |
| Publication page | bd18251759417b085b0e640abe3cb06ac23ab085ba89ebffaddbea307d5212e9 |
| Manifest | 9413961e17bf9f0861dce7b619f7cd700224773ebc4b4b26ddfdbcfec0f15d0d |
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 | DXLtw1MLVQtwYD3fwJU+t9YQG2hf9mnFPgQ6H2iURICjgTIXbqrKnnhfyAXW96fOU5E1+UKNXhYP8GxqHfnzBQ== |
| 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
| 2026-09-17T10:57:47.215552Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052216observed bd18251759417b085b0e640abe3cb06a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:47.197120Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052216/manifest.jsonobserved 9413961e17bf9f0861dce7b619f7cd70...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:47.175796Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052216/publication.mdobserved 7bea8ecf9c1a4e396d5e6bd2a6d89f6e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:47.156271Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052216/publication.txtobserved d3a22ace5a2619b27249d10d51745beb...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. |
|---|