OT-2026-000012015
Publication integrity record
Two bellows cup vacuum gripper, two zone face, pump fed, 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-2026-000012015) never changes.
Identity and time
| Publication number | OT-2026-000012015 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-1943-7804-a66b-f7cecde33871 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:00.631271Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012015 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4953892d432bac72452422fcee51229030b0f401bdffb37b770e8dcf6bd750f7 |
|---|---|
| Markdown | 14ee21a0543426b9b63b3c31c84fac82c10069052c898602db04e1dd58dce927 |
| Publication page | 2aa7ef18f46d2f593d259dd9a2e36e6a2085e909c7d691652fc15ec6eab4cea7 |
| Manifest | 7287ae871739c73f9b61b4e44cd9a6d897676da6f44f0ea9228c5cab5a0eb5d2 |
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 | DqLvbEDvg+HYAfddu/hgLB3BWVtcNh/uE9tEfpK1O+aZ3Rwrj0n1QTKZ6FyFWO3xlcvA0stw/SytqbadxC0SAQ== |
| 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
| 2026-09-17T12:12:53.024625Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012015observed 2aa7ef18f46d2f593d259dd9a2e36e6a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:12:53.003527Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012015/manifest.jsonobserved 7287ae871739c73f9b61b4e44cd9a6d8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:52.983078Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012015/publication.mdobserved 14ee21a0543426b9b63b3c31c84fac82...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:52.963682Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012015/publication.txtobserved 4953892d432bac72452422fcee512290...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. |
|---|