OT-2026-000015972
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, pulsed 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-2026-000015972) never changes.
Identity and time
| Publication number | OT-2026-000015972 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-0c4d-7ac3-ad60-299730041118 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:02.846253Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015972 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6a0f58fc2360092cb2b38627ab5616c8ab81940eaaa6d32166d77afceaa45723 |
|---|---|
| Markdown | dbaa1dc9cf8fbb201fdd4c552db5ba34aa63634cad99c65bdf5b32b18d37b994 |
| Publication page | 292388e53c21e29b26c43261ebf8254935038478c2468c792c63921b17769c2f |
| Manifest | cbc5828508dbd1984cc0761ccc718d89403ff3b5bda7adc8cf1017f93abb3cfb |
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 | /caHEYKEVc0Gsl7zWXRZHAkobdnBigoVFDkQsLfrAWv47wE1/GIozrlGP/DKEw++66bAxN68I1kpdgpyhBDLCw== |
| 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
| 2026-09-17T12:05:28.472654Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015972observed 292388e53c21e29b26c43261ebf82549...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:28.448365Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015972/manifest.jsonobserved cbc5828508dbd1984cc0761ccc718d89...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:28.421629Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015972/publication.mdobserved dbaa1dc9cf8fbb201fdd4c552db5ba34...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:28.393135Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015972/publication.txtobserved 6a0f58fc2360092cb2b38627ab5616c8...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. |
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