OT-2026-000075430
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000075430) never changes.
Identity and time
| Publication number | OT-2026-000075430 · never reused |
|---|---|
| Internal UUID | 01a0ae93-f201-7275-8c44-0007765edff5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:26.476108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075430 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1297a02a94e237dd15f1ac028d4ccd29bc416020c130ee5cf2e35ab3bbc184ae |
|---|---|
| Markdown | c56924554b0176e4ce391a98b6f215960801a59ed358af178ee438d64b6b9378 |
| Publication page | 215f5bcaf4eae1fcd5b4b303d349c733af5f6ba3aec69784f424bc6f77478ea4 |
| Manifest | 510f1aa58bd2db15dc186e2507b1e2f54c2d5d4e88683ba888bd1d58640c3016 |
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 | JwWvUhFl44Am/2OQQYwzZtsZNBvdnoq0S5Xdv9XqbGwCMf3IO1yI4h0suq44sg2pbl5HaUTBJfus5Sl6Yg+YCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:17:36.507660Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075430observed 215f5bcaf4eae1fcd5b4b303d349c733...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:17:36.486850Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075430/manifest.jsonobserved 510f1aa58bd2db15dc186e2507b1e2f5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:17:36.467971Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075430/publication.mdobserved c56924554b0176e4ce391a98b6f21596...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:17:36.448504Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075430/publication.txtobserved 1297a02a94e237dd15f1ac028d4ccd29...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. |
|---|