OT-2026-000090050
Publication integrity record
Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000090050) never changes.
Identity and time
| Publication number | OT-2026-000090050 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428e-7180-ab22-09a54710859d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090050 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6e6fd6eed214df734f490f0b17ef5b29f2ad074977ab85bdadfdabb52ab5486a |
|---|---|
| Markdown | 2380a41f5b156c17632d8093182453d9d1eff16f73565820147b1a84ebe4bdd8 |
| Publication page | b25e27b18f6c4148e6e369b0f1182ca25f7d38ce1e59cf2c87cc3e6b0b28890f |
| Manifest | b454eadc5ee32ea50d63bf93fb996692ac0751054d98e5dbe2fe6daff09eb6ef |
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 | yWTmXyJaLWEgGIm6At0DgKGaqqKLAgwbaxU2qHubGpKI8uYJPkYjiiQDlDDKTIBrlmz52EOFjR+x/beL1NcNDQ== |
| 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
| 2026-09-17T09:45:27.359623Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090050observed b25e27b18f6c4148e6e369b0f1182ca2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:27.340876Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090050/manifest.jsonobserved b454eadc5ee32ea50d63bf93fb996692...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:27.322557Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090050/publication.mdobserved 2380a41f5b156c17632d8093182453d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:27.303656Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090050/publication.txtobserved 6e6fd6eed214df734f490f0b17ef5b29...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. |
|---|