OT-2026-000042236
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, pulsed blow-off after set-down, on a tool changer
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-2026-000042236) never changes.
Identity and time
| Publication number | OT-2026-000042236 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d72-7442-a760-943c75e82631 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042236 |
| Status | PUBLIC |
Content hashes
| Canonical text | eed6f8e03c8f98c5b3c17edc8b30013810fa799eff6b2f379c01abec6a55715d |
|---|---|
| Markdown | 79d114f8573966dd7072865a36f35710e1843cef428f3494a27053d9fe681bef |
| Publication page | ecd9d8bf933fbc59dff18cec68c886537f2a7091cf358b10b9ab6f12776ddff6 |
| Manifest | ca692f6f177eb1ee43d3adcf3eb0dc6af5e3b16ab3b8ccdd8bc22245dc9108e8 |
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 | alzEtNfhmUNrJ19sFG2sGbUZ3tuQ1GFz68180n82VQL9GC2DPMMi2RIjNbPRBCPcmQW1lwpwMZMzOyT3LYWyAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:15:54.885995Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042236observed ecd9d8bf933fbc59dff18cec68c88653...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:54.868778Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042236/manifest.jsonobserved ca692f6f177eb1ee43d3adcf3eb0dc6a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:54.851648Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042236/publication.mdobserved 79d114f8573966dd7072865a36f35710...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:54.834864Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042236/publication.txtobserved eed6f8e03c8f98c5b3c17edc8b300138...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. |
|---|