OT-2026-000037221
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000037221) never changes.
Identity and time
| Publication number | OT-2026-000037221 · never reused |
|---|---|
| Internal UUID | 01a0ae77-7741-7f89-b6e1-046492233f92 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:24:20.049316Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000037221 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8e3f852b8df85467b6b31b96042c94379828ef9a0b7fcc89fcf310c9288bcffb |
|---|---|
| Markdown | 92e951a0536c0ad25737f5562e2bc1d61a000a7664c40331bb8df0456d7d003e |
| Publication page | 79d9624e4b3cd29abce14bec5b9035b7bf8e81db18962ccc06cea673181ef33f |
| Manifest | 188996023a3646a324d78fe7fc7bc2a53b9623fc59fe5848796bcdfb35ab4c09 |
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 | SDmvk/S7oHiezjEeuvfVlQD4Flw+VqydtJ2oHVM9VIyEoXiPt27XA1DwH6DF8Et7Lyp9Cg2cKeaOL2At0AQ0Dw== |
| 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
| 2026-09-17T11:25:06.740530Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037221observed 79d9624e4b3cd29abce14bec5b9035b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:25:06.724324Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037221/manifest.jsonobserved 188996023a3646a324d78fe7fc7bc2a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:25:06.707835Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037221/publication.mdobserved 92e951a0536c0ad25737f5562e2bc1d6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:25:06.692489Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037221/publication.txtobserved 8e3f852b8df85467b6b31b96042c9437...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. |
|---|