OT-2026-000004093
Publication integrity record
Porous face vacuum gripper, four outlet manifold, pump fed, pressure verified, vented before 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-2026-000004093) never changes.
Identity and time
| Publication number | OT-2026-000004093 · never reused |
|---|---|
| Internal UUID | 01a0a90e-9429-7a59-b732-2b3d2f47f494 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:11:40.076545Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004093 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7d871116144af02d164432da1a8b9c76caa6ea2deb74f037425eedbe2cca5a27 |
|---|---|
| Markdown | 9ec27d9e5b7b25da77cb39e7a17f87d2fc93ab2a9e9da21c72f098806c471b52 |
| Publication page | ceaa83160cc0ef02deeef8ba25a564163762d77bbffd588235b82d3ed25a11cb |
| Manifest | 838bf7efa31f153fef6cbf45cf22d9d8335abcacde2857b153255f7c4ae58b9c |
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 | ioqdieTK3XMHZEOrmv57GjuL8T/ThPeWrtukzxwAP187zTAQzP2NfCYzSSmn3jXLOJulCZ/GSFvRgD9bQ4wRBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:30:32.870519Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004093observed ceaa83160cc0ef02deeef8ba25a56416...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:32.691150Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004093/manifest.jsonobserved 838bf7efa31f153fef6cbf45cf22d9d8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:32.679189Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004093/publication.mdobserved 9ec27d9e5b7b25da77cb39e7a17f87d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:32.667054Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004093/publication.txtobserved 7d871116144af02d164432da1a8b9c76...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. |
|---|