OT-2026-000090137
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, single 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-2026-000090137) never changes.
Identity and time
| Publication number | OT-2026-000090137 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428f-7288-ba1d-16ea8c5f5269 · 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-2026-000090137 |
| Status | PUBLIC |
Content hashes
| Canonical text | 53a024ccc69dd8aa6109823252987b6b98f8a011ca161d9d2677bec4f13b8722 |
|---|---|
| Markdown | edd8e13ba001ef04ef03b2b83fc7b7fadb352d56dd9cf182657dcd2c6c92e3f1 |
| Publication page | 3435f5c1736c78278740488ff185147036b3b3264ce2dbff77c48ca77d8cb7c9 |
| Manifest | 4e6d5fec4c41415db1e91fd2b000a54eb9a35047d99ee9d47cba32cf00c9b704 |
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 | BBTBQyQhwgmAQjRjd/btBEIxZx843JI7TDppr9MoBLsTq1UqLnwGXMjW0rCYaKc1Tu3A45OtOYBqd8QPVE8GBA== |
| 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
| 2026-09-17T09:45:34.593858Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090137observed 3435f5c1736c78278740488ff1851470...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:34.576036Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090137/manifest.jsonobserved 4e6d5fec4c41415db1e91fd2b000a54e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:34.558200Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090137/publication.mdobserved edd8e13ba001ef04ef03b2b83fc7b7fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:34.526825Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090137/publication.txtobserved 53a024ccc69dd8aa6109823252987b6b...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. |
|---|