OT-2026-000042078
Publication integrity record
Foam pad vacuum gripper, pump fed, sustained blow-off after 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-2026-000042078) never changes.
Identity and time
| Publication number | OT-2026-000042078 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d71-7e8f-8c71-8821ce09ecd5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042078 |
| Status | PUBLIC |
Content hashes
| Canonical text | a6936e56cb1fce82ce1a6b664e26d6fdeda08b44adc0076f42de3405f384ee2d |
|---|---|
| Markdown | 3321b2d58393c3fde16e6679842e5c66d561a2a697881f94642c87d32a839b51 |
| Publication page | 095fa66f687f536531a8d77bb10c726801348cf328567f0d60bd55c54f497cce |
| Manifest | b61d113914433a4b3607f240a411f179cf65bffb2d284051024a9fbeb3a6f8c1 |
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 | caH8/ht4/I1gv+9ZlTrqPVF0PT9u+XjYK5Y+icN5C4jQZQ4CgK3iZF+gHbPJx2qYRybAeI+Xi6zJLvMUGKUBBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:15:36.227442Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042078observed 095fa66f687f536531a8d77bb10c7268...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:36.208659Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042078/manifest.jsonobserved b61d113914433a4b3607f240a411f179...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:36.191639Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042078/publication.mdobserved 3321b2d58393c3fde16e6679842e5c66...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:36.173488Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042078/publication.txtobserved a6936e56cb1fce82ce1a6b664e26d6fd...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. |
|---|