OT-2026-000004885
Publication integrity record
Vacuum cup gripper, common isolation valve, six outlet manifold, pump fed, 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-2026-000004885) never changes.
Identity and time
| Publication number | OT-2026-000004885 · never reused |
|---|---|
| Internal UUID | 01a0a926-9459-717b-9bbd-f0e03e92f36b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:37:52.988542Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004885 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9c0b654fae93f3cba2b7fcfbcfefe8128dd0c1bd30a41addc3e2cd6df770fb48 |
|---|---|
| Markdown | bd84e39853f9a6b7bf8f78cd81bb30fffd551b5368abd16a1161c7b867bf92a9 |
| Publication page | bc522de2cf8e911e0cb8ff7adaab7b230a3c13cdd52cb7df5e04f494d5f61a5f |
| Manifest | 9c8e13fe66412c4f28f519c45c7184302627a782e762374f476b8886e8490385 |
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 | CvOxSYRhNVXWNrOtjnSayQN4xX1jrZIBmVLtSFJgUpwAVk8xLZc7/fA377aXFKNHKCVqESlGUCX+4Lp+ttbIBg== |
| 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
| 2026-09-16T07:40:08.466565Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004885observed bc522de2cf8e911e0cb8ff7adaab7b23...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:08.454124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004885/manifest.jsonobserved 9c8e13fe66412c4f28f519c45c718430...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:08.431920Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004885/publication.mdobserved bd84e39853f9a6b7bf8f78cd81bb30ff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:08.418395Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004885/publication.txtobserved 9c0b654fae93f3cba2b7fcfbcfefe812...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. |
|---|