OT-2026-000004667
Publication integrity record
Porous face vacuum gripper, two outlet manifold, pump fed, pulsed blow off after set down
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-2026-000004667) never changes.
Identity and time
| Publication number | OT-2026-000004667 · never reused |
|---|---|
| Internal UUID | 01a0a91f-6a32-7e6b-9036-66a596656008 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:30:03.449568Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004667 |
| Status | PUBLIC |
Content hashes
| Canonical text | 62136ca48124ab6cfb9f676037fb014e9e0dec2ac295399f4f4d21df27285c2a |
|---|---|
| Markdown | 0fb849de9de56bdefd74ff453f703ddb8cce4d467d86008b0248b76214907ed6 |
| Publication page | 4da4403239e28bceb2fcafc3f7a7ee1c92119ab9aa0d3adedeecfde27da2db03 |
| Manifest | 1bf11795cb14417a036a7013edd6b4e979f11631222dd256393bdb8c99b817bd |
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 | AmaYU6KrBeLAg1PfFKV+gjAQChftUKLXz59YbL1EOlGpoJz9YE+BqS9o4EAB7QfviKo3ey6+MhRBOCpMdVMQDA== |
| 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
| 2026-09-16T07:40:31.884953Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004667observed 4da4403239e28bceb2fcafc3f7a7ee1c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:31.871862Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004667/manifest.jsonobserved 1bf11795cb14417a036a7013edd6b4e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:31.736636Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004667/publication.mdobserved 0fb849de9de56bdefd74ff453f703ddb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:31.722198Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004667/publication.txtobserved 62136ca48124ab6cfb9f676037fb014e...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. |
|---|