OT-2026-000074939
Publication integrity record
Foam pad vacuum gripper, two zone face, six outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000074939) never changes.
Identity and time
| Publication number | OT-2026-000074939 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2d-7a9e-b862-d33a2bbba208 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074939 |
| Status | PUBLIC |
Content hashes
| Canonical text | 693dd6b64c1335a04e3b97d485c1c7e86a256926cffc281e9090d2e7dd1365a8 |
|---|---|
| Markdown | 4fa5a5b6f253c0c7df6946a52ff783ad6c0d9fb7e572aa62ff75958f561a52a6 |
| Publication page | ee8d3130c0c32520da230c27cc1b6750c1d7601ced0e2a9af7ff8fdf6988f958 |
| Manifest | 299ef9558824c9db571f7fb3101424f7a5336369c6d7b24ef8baa9c1d23efa93 |
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 | LRNmxw0RKdfgxVHkFxV0xt297mQnzzzqYFvfNHHMu8/X+V1pKMekZf/Olj400TLqdmb7J+IxKYWD++96xIj2BA== |
| 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
| 2026-09-17T10:18:40.134476Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074939observed ee8d3130c0c32520da230c27cc1b6750...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:40.118964Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074939/manifest.jsonobserved 299ef9558824c9db571f7fb3101424f7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:40.102368Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074939/publication.mdobserved 4fa5a5b6f253c0c7df6946a52ff783ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:40.086831Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074939/publication.txtobserved 693dd6b64c1335a04e3b97d485c1c7e8...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. |
|---|