OT-2026-000037291
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off before set-down
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-2026-000037291) never changes.
Identity and time
| Publication number | OT-2026-000037291 · never reused |
|---|---|
| Internal UUID | 01a0ae77-b8cc-7f0b-a384-1cedd25e51b5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:24:36.831192Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000037291 |
| Status | PUBLIC |
Content hashes
| Canonical text | e9dae0ae7000b0e3b62357d101fd74b72ad411bec8746ce59f7d9bc11665109f |
|---|---|
| Markdown | 433811c324887633cdea5773415857e47b94f8a563728082ea6fce3e1e0d87fc |
| Publication page | c3fa9b5058672be8b10cb59242604d499729dc5c7888da87b839898b19e3b099 |
| Manifest | 80fdb7466b34374d3b2eea7bf7632fa1d0585901af1ac20c97863ef8bb280a15 |
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 | J4lUNczIV2b0SFI+2DgGrE+QrD2JaPxj0oLqr+zka4fVxvSlxuj8/X17F4H6/VVXqclEWqncBL1W79xwKTfIBQ== |
| 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
| 2026-09-17T11:23:34.405456Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037291observed c3fa9b5058672be8b10cb59242604d49...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:23:34.387501Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037291/manifest.jsonobserved 80fdb7466b34374d3b2eea7bf7632fa1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:23:34.369507Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037291/publication.mdobserved 433811c324887633cdea5773415857e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:23:34.352124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037291/publication.txtobserved e9dae0ae7000b0e3b62357d101fd74b7...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. |
|---|