OT-2026-000004364
Publication integrity record
Vacuum cup gripper, common isolation valve, three outlet manifold, pump 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-2026-000004364) never changes.
Identity and time
| Publication number | OT-2026-000004364 · never reused |
|---|---|
| Internal UUID | 01a0a915-42ce-77e4-93a3-c49e2200a725 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:18:58.001372Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004364 |
| Status | PUBLIC |
Content hashes
| Canonical text | a688d0a00a14957f4efa458a688bba873ab4763eafd11ccc24e02fd1d45ce9d4 |
|---|---|
| Markdown | 9d20de2fd8490f8f27f5aeeeb827d67a33c22734d379f8974d04855fe48eea14 |
| Publication page | 1187723f733f1400223fec7ef6397fa785af3d5ea5a47c43773b7ea4f7adaa49 |
| Manifest | 50a60dce498533a285e4b433da7ec38b1c1958e288cbdcdacb9e6427d5bf278c |
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 | whACEGR1/CsjpF7tt54/YNV5RW0aUyhsxY0ghHIaBqKrVQs9tfyjW6O/RFwHv3q3WQT/KyS4zj6o0YoqlcmDBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:20:06.223358Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004364observed 1187723f733f1400223fec7ef6397fa7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:06.209694Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004364/manifest.jsonobserved 50a60dce498533a285e4b433da7ec38b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:06.195709Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004364/publication.mdobserved 9d20de2fd8490f8f27f5aeeeb827d67a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:06.179333Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004364/publication.txtobserved a688d0a00a14957f4efa458a688bba87...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. |
|---|