OT-2026-000004982
Publication integrity record
Bellows cup vacuum gripper, common isolation valve, two stage ejector, pressure verified, contact triggered
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-2026-000004982) never changes.
Identity and time
| Publication number | OT-2026-000004982 · never reused |
|---|---|
| Internal UUID | 01a0a929-f91d-7f92-991e-549376aa700e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:41:35.392327Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004982 |
| Status | PUBLIC |
Content hashes
| Canonical text | eef16ce13b444998236a99d00e7364951abd189c4d1f1b7db89a15f504b20111 |
|---|---|
| Markdown | 7c824cf9cef5bbfe9f6f661a87f0a28fdf67b6cc8638b810928bda40f8145805 |
| Publication page | fd5fac9222d1e109316447f725158389345d7b4ec901a9b0840f9001d284231b |
| Manifest | 1c0c1c080f292686185d9a656e8a3a3c00f4b93a0ba4c6c5e449e44c68736f90 |
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 | 8l2M76hhq+0BN1zokE3+lM9ulqtIHkyKhaStQ3Lu5yjBo/166rvbmAlhObKe3/Sl4R5VbGqFwyjt+AQ0P6cQCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:50:28.384924Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004982observed fd5fac9222d1e109316447f725158389...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:28.371161Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004982/manifest.jsonobserved 1c0c1c080f292686185d9a656e8a3a3c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:28.232862Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004982/publication.mdobserved 7c824cf9cef5bbfe9f6f661a87f0a28f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:28.217951Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004982/publication.txtobserved eef16ce13b444998236a99d00e736495...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. |
|---|