OT-2026-000004806
Publication integrity record
Vacuum cup gripper, common isolation valve, three outlet manifold, ejector fed, pressure verified, 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-2026-000004806) never changes.
Identity and time
| Publication number | OT-2026-000004806 · never reused |
|---|---|
| Internal UUID | 01a0a923-ee2e-79b8-9685-545c243fb666 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:34:59.377180Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004806 |
| Status | PUBLIC |
Content hashes
| Canonical text | e3f99bcb573b225ba70b0f6e1b3566e84175d2c4a38680c49c1d68fad7fcab30 |
|---|---|
| Markdown | 354ebee9719bb3545ad0d670bb8a02885ce334ec223084086ff3673a9b9a738b |
| Publication page | 5c739acfc37317e8a5e6dd98dbe51d83a704511501348b43654ba7280924b6f1 |
| Manifest | aa8af4e091b81c72e8fe445914aa716b6def0f6ebf69230c896adfd868a7d75a |
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 | oP8ucWPcFyJ2WZF9emLBr1pK2MC7dlBPTBdUnbbRCM0g7LoXKnsRv9ja4eXomMhR2+CR27sM882h7uoFupRpBQ== |
| 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
| 2026-09-16T07:40:16.990398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004806observed 5c739acfc37317e8a5e6dd98dbe51d83...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:16.977213Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004806/manifest.jsonobserved aa8af4e091b81c72e8fe445914aa716b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:16.962326Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004806/publication.mdobserved 354ebee9719bb3545ad0d670bb8a0288...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:16.948867Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004806/publication.txtobserved e3f99bcb573b225ba70b0f6e1b3566e8...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. |
|---|