OT-2026-000004812
Publication integrity record
Vacuum cup gripper, four zone face, three outlet manifold, pump 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-2026-000004812) never changes.
Identity and time
| Publication number | OT-2026-000004812 · never reused |
|---|---|
| Internal UUID | 01a0a924-1f6d-7fd6-b3d3-1c8ba3a655b3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:35:11.984106Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004812 |
| Status | PUBLIC |
Content hashes
| Canonical text | 65c07aafd2692b2ceffeadc8593808e098e5e267bf57764e18bddb3dcc0de5b4 |
|---|---|
| Markdown | 11c9bb3d53220c1c07eba290dc67af49156e393798bc305b62d3a78cbcb0a605 |
| Publication page | 8821d8e04054d0e1c8bb1d2ac7414e8f56a2b5339ac06e857715f80ed7c94338 |
| Manifest | d880745a6eddd8f76764c18492330a38993783568ead91128d1d73d67be88632 |
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 | YsbKPG9eJ5GDnSLfwz7k3zCC2tMzMA58WP8gzeQvbiTEOlp5wciAnWVXPO2q8D/iRZZ9PqqMPtweJPPB3AxFCg== |
| 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
| 2026-09-16T07:40:16.425882Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004812observed 8821d8e04054d0e1c8bb1d2ac7414e8f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:16.410790Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004812/manifest.jsonobserved d880745a6eddd8f76764c18492330a38...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:16.397329Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004812/publication.mdobserved 11c9bb3d53220c1c07eba290dc67af49...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:16.380999Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004812/publication.txtobserved 65c07aafd2692b2ceffeadc8593808e0...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. |
|---|