OT-2026-000054154
Publication integrity record
Foam pad vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000054154) never changes.
Identity and time
| Publication number | OT-2026-000054154 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a8-7def-bd3d-4c7d1cafc1a6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:53.019909Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054154 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1560141babc10fda5a0e0d02ef2a3bd394c8bb7ed3fab7d2bb0fbab0efcf2b1a |
|---|---|
| Markdown | 0b11c12890694ada5e8fddf09da85ce2347fcc50a3d49838dfb9bc3a29cfc426 |
| Publication page | b4c2a32aa4a7d1ac3450ba2267273b1e3ff36b08949b9dd24cfe8e24e41b2f03 |
| Manifest | 3a9098e95eeca728ce66ce0090c2deae714671390524ba61a1c62d65e21aeda6 |
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 | nOlHCxsHCHqrSpLcf5EwT6vtX4jCv8pgCi/Qk8vZ+20gxehUJXgVfy8beVJv+5RsJlPNPzPqyEMEG5aT4jApDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:54:35.861272Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054154observed b4c2a32aa4a7d1ac3450ba2267273b1e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:35.842431Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054154/manifest.jsonobserved 3a9098e95eeca728ce66ce0090c2deae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:35.824889Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054154/publication.mdobserved 0b11c12890694ada5e8fddf09da85ce2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:35.806322Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054154/publication.txtobserved 1560141babc10fda5a0e0d02ef2a3bd3...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. |
|---|