OT-2026-000052709
Publication integrity record
Four cup vacuum gripper, four outlet manifold, pump fed, 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-2026-000052709) never changes.
Identity and time
| Publication number | OT-2026-000052709 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42d-7047-8403-de0d04e2d481 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052709 |
| Status | PUBLIC |
Content hashes
| Canonical text | f0bfe2603af7d51d9355a93d7e178460baad4f25a05d53cff206a724bb09566c |
|---|---|
| Markdown | e4798eed42c366eae8f1ff7371590206a7724fe8d4fab6dea7be6575b06560c4 |
| Publication page | ca3a5731205874524c65d3e34166b9b33f9cbef6500c3a698a4fdf809af60a39 |
| Manifest | ce27b70c3d75dbd2d68da0602c0f068c3ab1f22b77eb8da3f15543f4dc28c5f1 |
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 | QP6iH7yPygKj6uHfEPM38SSTeWKEFoR6i+d3HMt8wSIgLzDVJcv75wS72lE7bNNy7fHhWz7uOVwcSmUaWzLxDw== |
| 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
| 2026-09-17T10:55:41.824657Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052709observed ca3a5731205874524c65d3e34166b9b3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:41.803795Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052709/manifest.jsonobserved ce27b70c3d75dbd2d68da0602c0f068c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:41.784200Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052709/publication.mdobserved e4798eed42c366eae8f1ff7371590206...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:41.761663Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052709/publication.txtobserved f0bfe2603af7d51d9355a93d7e178460...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. |
|---|