OT-2026-000090217
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, 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-2026-000090217) never changes.
Identity and time
| Publication number | OT-2026-000090217 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428f-706a-879b-1c6d2d4f759a · 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-2026-000090217 |
| Status | PUBLIC |
Content hashes
| Canonical text | 92f803e4e265b57e769411a840d2b9aa94ac3a3476898ef1922c066c25ba670a |
|---|---|
| Markdown | a3625e8b1f4367cb59278e10817d6c2e6bba4f303f578262a16e6d25db4e3512 |
| Publication page | 544c4598d771c31276121f18003a90d92e003e08efd6697d92ed863549244959 |
| Manifest | aa8389c1d23da7e6d876c9a124dc6734815f8684562cc3365568dd8cc5491481 |
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 | dWX7U2V597hjE6/aDiS+P/PwngIBpDweOVXqvL44vulkIE7XYg/PYGKJl1Y9joHbT6ZTYaveh9RSaweLe8p7Bw== |
| 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
| 2026-09-17T09:46:17.597102Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090217observed 544c4598d771c31276121f18003a90d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:17.579462Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090217/manifest.jsonobserved aa8389c1d23da7e6d876c9a124dc6734...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:17.562782Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090217/publication.mdobserved a3625e8b1f4367cb59278e10817d6c2e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:17.546703Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090217/publication.txtobserved 92f803e4e265b57e769411a840d2b9aa...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. |
|---|