OT-2026-000005028
Publication integrity record
Porous face vacuum gripper, three outlet manifold, two stage ejector, 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-2026-000005028) never changes.
Identity and time
| Publication number | OT-2026-000005028 · never reused |
|---|---|
| Internal UUID | 01a0a92b-89b9-7a7d-9922-c2d031a91a1a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:43:17.948697Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005028 |
| Status | PUBLIC |
Content hashes
| Canonical text | b0a37ca719bcdeb0580bc7cc8452ed5b44e438085b050f7deef48a02b2b5431e |
|---|---|
| Markdown | d2a8021c4f1ad221a7feca3d5ac9f5a0455c84cf129e4bff39c12603768272e0 |
| Publication page | 177b45f3689deaf5abfd640bdc00d7337a550b3dbcb9ae0837c834325bb9e2b8 |
| Manifest | 3faad57c22346baa3c97ca8dd09c6e52444c314b0f636630a3cdca3eb07d5751 |
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 | z/kCtG7czQNzaiRX/MlqCSRL5izd4vJlvrhAiM39oeUeS2oBtM/0JOtaEsbnxXAZB4GUnCqns1pMu1Y5sc4XAw== |
| 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
| 2026-09-16T07:50:23.371021Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005028observed 177b45f3689deaf5abfd640bdc00d733...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:23.237837Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005028/manifest.jsonobserved 3faad57c22346baa3c97ca8dd09c6e52...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:23.225220Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005028/publication.mdobserved d2a8021c4f1ad221a7feca3d5ac9f5a0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:23.212243Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005028/publication.txtobserved b0a37ca719bcdeb0580bc7cc8452ed5b...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. |
|---|