OT-2026-000072578
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000072578) never changes.
Identity and time
| Publication number | OT-2026-000072578 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89d8-711e-8acf-fac11af7c485 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072578 |
| Status | PUBLIC |
Content hashes
| Canonical text | 81f007deb10bd06ecc22aa91e1f7eae4b1066d19f1f28cc5c7d62f6a63822f75 |
|---|---|
| Markdown | 61dc2fc754cd9045fb93a6b8b79a1e05d632b3c0543b8eadc7767cc830c6f3aa |
| Publication page | 15ab53350e999dffab587317b4fb351f2ba5e405c451f2cc94fc9aa86722f2b1 |
| Manifest | 6193618c987a27159d41139e606c92345de34a6a38f6b9c891445b758bd5a1fe |
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 | Q8eJEsysqyuDfI/ZQvbGD1DMAyWtZ50CWLHBJHsj8bG4I6ZfiW7XvbCsjD1QH6VYWLgyE6cFGl6uR8lYnqqwDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:22:23.653176Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072578observed 15ab53350e999dffab587317b4fb351f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:23.634042Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072578/manifest.jsonobserved 6193618c987a27159d41139e606c9234...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:23.615022Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072578/publication.mdobserved 61dc2fc754cd9045fb93a6b8b79a1e05...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:23.595890Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072578/publication.txtobserved 81f007deb10bd06ecc22aa91e1f7eae4...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. |
|---|