OT-2026-000004985
Publication integrity record
Porous face vacuum gripper, per zone isolation, 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-2026-000004985) never changes.
Identity and time
| Publication number | OT-2026-000004985 · never reused |
|---|---|
| Internal UUID | 01a0a92a-11d9-77ec-8d0d-e7e77b8b90e3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:41:41.725370Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004985 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2fa11e91d6b2d4ba7858153323426d896cb78e8446081fca3b9bb9e399838350 |
|---|---|
| Markdown | 72427d44764bcd0aabbbcd34683d711f6473bd2c9afe7167c7ca2164c71dce8a |
| Publication page | 050cfb6a6f0c74894ef5e5c318478f611d1450128bf267d4815daad120355ebc |
| Manifest | 98b6985622e79ce12c7bf5517ab3e096a5911f1f2c25bde5a4d81cd7f0a8799b |
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 | tJVIsfUC1r/rjMUXyGhSMzPUTuX3OW4P6QrzoHjH2I5vBAG7jzYqifq44xsQAp5pz16GU7mPS/FTBgTFZD+fDw== |
| 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
| 2026-09-16T07:50:27.969615Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004985observed 050cfb6a6f0c74894ef5e5c318478f61...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:27.955720Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004985/manifest.jsonobserved 98b6985622e79ce12c7bf5517ab3e096...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:27.942648Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004985/publication.mdobserved 72427d44764bcd0aabbbcd34683d711f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:27.930987Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004985/publication.txtobserved 2fa11e91d6b2d4ba7858153323426d89...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. |
|---|