OT-2026-000005656
Publication integrity record
Porous face vacuum gripper, four zone face, two outlet manifold, pump fed, contact triggered
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-2026-000005656) never changes.
Identity and time
| Publication number | OT-2026-000005656 · never reused |
|---|---|
| Internal UUID | 01a0a940-6b6d-70ea-bd7e-b8a7e1cab4ce · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:06:06.447695Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005656 |
| Status | PUBLIC |
Content hashes
| Canonical text | 121735953c43284775b8f15d32ad626f3c512f44dc7b3d48c25657a741bb13ef |
|---|---|
| Markdown | cb52402507df3c5afd09b8dfd972085c8a796fab574e70d62a4dc45698eed9b5 |
| Publication page | 0efa6a8dc10a8d4ddc7f933d7401dfa6b17c86d2cf1d7df84911c7b9e44b1b2f |
| Manifest | e83e8fc72b54a0a008a7b7c5f2e8bb06adb2f25d658e23a2a84adc7d83f99105 |
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 | dKRvSB/ULcAe0fPifDG9XJvIMQT5zPx9CmkdN4oJ3jB3n5YM5+lEKI8emvA0NwI7r+uagxb66xSU3FGQWtGhCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:10:15.497463Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005656observed 0efa6a8dc10a8d4ddc7f933d7401dfa6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:10:15.479522Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005656/manifest.jsonobserved e83e8fc72b54a0a008a7b7c5f2e8bb06...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:15.460732Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005656/publication.mdobserved cb52402507df3c5afd09b8dfd972085c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:15.445119Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005656/publication.txtobserved 121735953c43284775b8f15d32ad626f...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. |
|---|