OT-2026-000042920
Publication integrity record
Single bellows cup vacuum gripper, pump fed, pulsed blow-off after set-down
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-2026-000042920) never changes.
Identity and time
| Publication number | OT-2026-000042920 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0d1-7c41-9ac3-aeb14fc8b82e · 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-2026-000042920 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1c5f8102549c212b815b0fbff7d1fbebcca96a45185adbd4f5e978f9861e76bd |
|---|---|
| Markdown | 6febfe2ee24cea67b874864616f4dd6617e1e26d68b4d382c127331c06c5fd69 |
| Publication page | 8647fc635d7e26df11bae5d29da697aa8a7ce452ebd0bf4718686135639ebed9 |
| Manifest | 8efa7d7b43bd423e7f7e730e7c359d19384b2534a2aefae89e6b2afc534cde07 |
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 | uR3InxGTepQTzRKhoIiY4/adcw861CR+7JS/uQapb8+8N1VRYidccd4H3cDVk5vRt7YXYaBfSkFNO5t0/csfAw== |
| 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
| 2026-09-17T11:15:26.653780Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042920observed 8647fc635d7e26df11bae5d29da697aa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:26.630423Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042920/manifest.jsonobserved 8efa7d7b43bd423e7f7e730e7c359d19...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:26.607431Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042920/publication.mdobserved 6febfe2ee24cea67b874864616f4dd66...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:26.578660Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042920/publication.txtobserved 1c5f8102549c212b815b0fbff7d1fbeb...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. |
|---|