OT-2026-000049938
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000049938) never changes.
Identity and time
| Publication number | OT-2026-000049938 · never reused |
|---|---|
| Internal UUID | 01a0ae81-fd77-7af2-9ad4-495b41bffbd7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:49.774136Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049938 |
| Status | PUBLIC |
Content hashes
| Canonical text | b1f9f21887995eddd94be11869af908c2f31011b23f8248419d02b84842c5597 |
|---|---|
| Markdown | 56464bf3e79f7a6bb8663a4a2a6b57c36a2da4aca5dee4115abf28e7960b4304 |
| Publication page | 4f1e59507588212dcbc1713dfa459db2d77b5fb30f482ad4f746292ca30038ce |
| Manifest | 199bfa04f2634b11b373a573a80c0ef78942b9a816860931e0d8bb2455645571 |
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 | LCOnH2aR71Cx6N+/ihVgNYd40f6Sur63xorRiwORH6GWfdwieI/getjebhBF7o+VaYtiFq78JSE8aH+sJGd6Bg== |
| 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
| 2026-09-17T11:01:52.437231Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049938observed 4f1e59507588212dcbc1713dfa459db2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:01:52.417889Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049938/manifest.jsonobserved 199bfa04f2634b11b373a573a80c0ef7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:52.397227Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049938/publication.mdobserved 56464bf3e79f7a6bb8663a4a2a6b57c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:52.378493Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049938/publication.txtobserved b1f9f21887995eddd94be11869af908c...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. |
|---|