OT-2026-000053439
Publication integrity record
Four bellows cup vacuum gripper, four zone face, two stage ejector, supply line 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-2026-000053439) never changes.
Identity and time
| Publication number | OT-2026-000053439 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a90-783f-86c7-eb349b5bf84c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053439 |
| Status | PUBLIC |
Content hashes
| Canonical text | acccf6c2a2165a9e551372b5b48ed87281864de726c099b6cea641b5fc016d4b |
|---|---|
| Markdown | d26711d49d40d93f9dab25c21c5274b8cdbf1153773352814a6a9797e58ebd23 |
| Publication page | ac7063e4181c3a025329203908e002ffef96c9d161d3a07f31b784d549df7bb5 |
| Manifest | 724d015f1715442f3c82d629ff846216cc62c16fadf788af4b074f6149073d8e |
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 | bNfGU9DMkpbCVNZFyGu8jvf5f2HebD2e6fsIdVUC/PfnATSdw9J2EwEZFqA60LbBurvni7PXgZbZHJJgtjqeDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:55:10.786036Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053439observed ac7063e4181c3a025329203908e002ff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:10.768866Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053439/manifest.jsonobserved 724d015f1715442f3c82d629ff846216...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:10.750623Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053439/publication.mdobserved d26711d49d40d93f9dab25c21c5274b8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:10.734174Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053439/publication.txtobserved acccf6c2a2165a9e551372b5b48ed872...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. |
|---|