OT-2026-000004704
Publication integrity record
Bellows cup vacuum gripper, common isolation valve, ejector fed, contact triggered on the face
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-2026-000004704) never changes.
Identity and time
| Publication number | OT-2026-000004704 · never reused |
|---|---|
| Internal UUID | 01a0a920-b249-71d2-8d73-e81549128fad · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:31:27.435959Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004704 |
| Status | PUBLIC |
Content hashes
| Canonical text | a1e467119b2c64a84459bc49269b01f93180bf087a8f8bc1774149714ef97cd0 |
|---|---|
| Markdown | 38cddb4c807781616198c7874e6cba00765585a8a14161e73897a601844002be |
| Publication page | 37168c9dde85ffe32f06d6209ec253805ea69558f27e21d31e100ebbf234f457 |
| Manifest | 9cb50260cdd45903df19dcd8aa6fae5c876fa33ad58fce2cb36da7488cfb510e |
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 | TdHJBGscBMEcqy4ElbgjiTX0n/7tG/PYyVr26+6SjW6nTG8G10Nc5BX5EVYu5pNfEo0UWVdMscwPoZR1OwrxDQ== |
| 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
| 2026-09-16T07:40:27.726279Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004704observed 37168c9dde85ffe32f06d6209ec25380...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:27.713978Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004704/manifest.jsonobserved 9cb50260cdd45903df19dcd8aa6fae5c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:27.701941Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004704/publication.mdobserved 38cddb4c807781616198c7874e6cba00...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:27.688926Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004704/publication.txtobserved a1e467119b2c64a84459bc49269b01f9...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. |
|---|