OT-2026-000100472
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, single stage ejector, pressure sensor per zone, sustained blow-off before 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-2026-000100472) never changes.
Identity and time
| Publication number | OT-2026-000100472 · never reused |
|---|---|
| Internal UUID | 01a0aea3-66ef-79ab-90ef-2b27b035caa8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:12:19.463543Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000100472 |
| Status | PUBLIC |
Content hashes
| Canonical text | 48d5a2692d1f486e0da0644fa0f7323c6b4d9b68ad9600d363ec26142e335699 |
|---|---|
| Markdown | 234f8d3eade90d97ab64002c425fd14b0d9e2020889488444a06a328652e8df8 |
| Publication page | 25472a4bc381bcdb4ba7583585eab98e7a6fb9693c74c27a71517d0063fb0652 |
| Manifest | 75cc964a7a77ff8b49b40a4cdf8cead71cff27188ba7bfc99872032f67fb64a3 |
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 | unKHeZkrcBi2a1/UqyZ0wpJF0anxXyMr31Q6nO+IILkbk21biL53lUlPsOkDDV3Zle2p+HEPXrrZ9bRY9GQoCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:27:13.516338Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100472observed 25472a4bc381bcdb4ba7583585eab98e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:27:13.498330Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100472/manifest.jsonobserved 75cc964a7a77ff8b49b40a4cdf8cead7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:13.479954Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100472/publication.mdobserved 234f8d3eade90d97ab64002c425fd14b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:13.463307Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100472/publication.txtobserved 48d5a2692d1f486e0da0644fa0f7323c...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. |
|---|