OT-2026-000042737
Publication integrity record
Single cup vacuum gripper, single stage ejector, sustained blow-off after 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-2026-000042737) never changes.
Identity and time
| Publication number | OT-2026-000042737 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0cf-7e81-819e-863f24de1e30 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042737 |
| Status | PUBLIC |
Content hashes
| Canonical text | 90da14e3455d22567543c0cd0f1658084554d75c1508a530b4ad4f5de7aabb9e |
|---|---|
| Markdown | b4a297d80a3beaae3574ad5a61dfb9bd0192bbeee56f18fd276478deb12780da |
| Publication page | fee89428844f1082dc78cadc6fe222eba750e633f3d97e6a24659d8028895580 |
| Manifest | 7d6d79e1c0e4b86513ea1e2ec52a1380f0051a7ccde0287ceb987038bbbdda02 |
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 | 61pWhWajBlfAkzdTBUVs6XTtGjOChc/E0PB0BsEuAU/02Sgki2lZi1PO7uyKttLKLOnYURo65sl6p0bHuuhlCw== |
| 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
| 2026-09-17T11:15:10.910841Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042737observed fee89428844f1082dc78cadc6fe222eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:10.890946Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042737/manifest.jsonobserved 7d6d79e1c0e4b86513ea1e2ec52a1380...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:10.870863Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042737/publication.mdobserved b4a297d80a3beaae3574ad5a61dfb9bd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:10.851711Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042737/publication.txtobserved 90da14e3455d22567543c0cd0f165808...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. |
|---|