OT-2026-000060501
Publication integrity record
Single cup vacuum gripper, common isolation valve, pump fed, vented 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-2026-000060501) never changes.
Identity and time
| Publication number | OT-2026-000060501 · never reused |
|---|---|
| Internal UUID | 01a0ae8a-b7cc-7762-8b32-f59e2335a139 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:45:21.818756Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000060501 |
| Status | PUBLIC |
Content hashes
| Canonical text | ff331cd826ef63d59f30a1df88a61de55e8deef1579c7e84bc1ae7663c6ef32e |
|---|---|
| Markdown | 142174e441aa1b2e0c99d00fd9538b084c16935be156a5c97f099d70cafd38e1 |
| Publication page | 90144d7095647359421ccfd48ed4234232a753273c7b0ecccf286eb7a9b75af8 |
| Manifest | 7f1319f5be39fc7ace5a9a464fc19973470c0d1465a0e03dc9d7e200318d2f6b |
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 | 9WBrY1CcOTvTh7PODKJjzRmQF3MKN1SiJv0Yb+lEhXj8ZSyfan/F0Wakl3kslQNIEFy3MgQoNHr32+fICPODAA== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T10:42:59.956631Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000060501observed 90144d7095647359421ccfd48ed42342...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:42:59.938520Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000060501/manifest.jsonobserved 7f1319f5be39fc7ace5a9a464fc19973...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:42:59.919595Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000060501/publication.mdobserved 142174e441aa1b2e0c99d00fd9538b08...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:42:59.901778Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000060501/publication.txtobserved ff331cd826ef63d59f30a1df88a61de5...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. |
|---|