OT-2026-000042825
Publication integrity record
Single cup vacuum gripper, pump fed, 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-2026-000042825) never changes.
Identity and time
| Publication number | OT-2026-000042825 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0d0-745f-ac2c-52fc43c86702 · 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-2026-000042825 |
| Status | PUBLIC |
Content hashes
| Canonical text | fe6f89a105d37a25037ae1723033b15f710c6580f57bd7118e83af49943a64c7 |
|---|---|
| Markdown | c812df493c7c5d1d1d90a1b78613d6e1d3a19d6de66c4bce024d6724dd88e5c5 |
| Publication page | 313c9653fe307b405f8a6b844de1fc30aa90d366af9f216a37f9108691b1657c |
| Manifest | 67e45a651f2aa648014b904ec431034d506697b47d060252de1dce468b3c0a7f |
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 | SgflqkpmB8llQmC/TuwdniYda0ngYzVEaLGeK7OWy0l7o08w0iwl0jwPOhV7vFDH630LslmVxAR5HB+D5cnwAA== |
| 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
| 2026-09-17T11:15:18.316573Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042825observed 313c9653fe307b405f8a6b844de1fc30...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:18.296994Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042825/manifest.jsonobserved 67e45a651f2aa648014b904ec431034d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:18.276329Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042825/publication.mdobserved c812df493c7c5d1d1d90a1b78613d6e1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:18.255722Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042825/publication.txtobserved fe6f89a105d37a25037ae1723033b15f...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. |
|---|