OT-2026-000003928
Publication integrity record
Vacuum cup gripper, two zone face, four outlet manifold, plant vacuum fed
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-2026-000003928) never changes.
Identity and time
| Publication number | OT-2026-000003928 · never reused |
|---|---|
| Internal UUID | 01a0a90b-7dc0-766d-b411-cd0aa2b16616 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:08:17.731527Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003928 |
| Status | PUBLIC |
Content hashes
| Canonical text | 554c755753c0e2825c718471a850547bb0d4beca3fd04af7e5bac5da8785614e |
|---|---|
| Markdown | dc7feb3c9480a46af0028c68e15249f02dcf67b1d6c664b8b5130a30bc17a57b |
| Publication page | c24a9c487f81c217f1c8074326ac8e0ba50eebbdec318784e87240114948b8ff |
| Manifest | 1400a12d8bff4b57297fb9bc9663f520d293a12cdb4db3555c3fe7a476c140dd |
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 | S2lzT+gvRqkopro0jjndawSgfmi6oR/NNs3zn4HLS+21bWLCBT3ZTtQGPy9ZXAQOpHsKbO81tZX76djqUNt8DQ== |
| 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
| 2026-09-16T07:10:11.793049Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003928observed c24a9c487f81c217f1c8074326ac8e0b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:11.779491Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003928/manifest.jsonobserved 1400a12d8bff4b57297fb9bc9663f520...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:11.760972Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003928/publication.mdobserved dc7feb3c9480a46af0028c68e15249f0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:11.746539Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003928/publication.txtobserved 554c755753c0e2825c718471a850547b...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. |
|---|