OT-2026-000005579
Publication integrity record
Vacuum cup gripper, common isolation valve, pump fed, polyurethane cups, flat form
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-2026-000005579) never changes.
Identity and time
| Publication number | OT-2026-000005579 · never reused |
|---|---|
| Internal UUID | 01a0a93d-e80e-7cf3-a153-597ca83382d2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:03:21.745527Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005579 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3e25a5a26dcf026fa206c03eaf18bb1b169b934624f99d582a2e41a3dc2c38ee |
|---|---|
| Markdown | 306d90c6a7c5d9dc9331ddcf09788cb112919efe06200e45a3e56ea0d5370d61 |
| Publication page | 3b77e7687ce694a5b9e0de73df9bf38404426e28741ddb533d10830a213ca9e0 |
| Manifest | d3e61fbbea92a70b96ee7633517cc3a84fe53c6a499cadaf1a7b0fd47060ad45 |
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 | nO3O1IuSgoUE7midUSD3QD7YJL67Oyb+7S3vdr8IN4YCdk1UnZ0dk9tr892IEBVMhU+DIjVveukLgpbSnCKLCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:10:24.493737Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005579observed 3b77e7687ce694a5b9e0de73df9bf384...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:10:24.480795Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005579/manifest.jsonobserved d3e61fbbea92a70b96ee7633517cc3a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:24.465088Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005579/publication.mdobserved 306d90c6a7c5d9dc9331ddcf09788cb1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:24.451626Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005579/publication.txtobserved 3e25a5a26dcf026fa206c03eaf18bb1b...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. |
|---|