OT-2026-000056620
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, sustained blow-off after set-down
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-2026-000056620) never changes.
Identity and time
| Publication number | OT-2026-000056620 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af5-7268-8805-279d55b98301 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:49.577818Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056620 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5edfb191c1dda082c696b56c0b4dcebd07b2813e2cf0bb2fd4725050d51caec2 |
|---|---|
| Markdown | 1bb87eaf951c52a3e38a72e3b61e2253aa409ced2faeab61b259763dc850c641 |
| Publication page | 9ff71f30184a09c15069aa83691291e5b0d8a76ab1e2a908ba60f27fff718263 |
| Manifest | 69bd68c6ce3ff899fe8933c40a36446cd0e623b2b8b751599670b4af172a7769 |
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 | hBWuyy04Y0vTeykMpkGIyWcrbdic4/tjoX2LP+ckB3EvR84+bUHP6q6x6uMrnveq5+DAZb1vBJ4QT72DNqLRCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:49:58.524875Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056620observed 9ff71f30184a09c15069aa83691291e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:49:58.507796Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056620/manifest.jsonobserved 69bd68c6ce3ff899fe8933c40a36446c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:58.489084Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056620/publication.mdobserved 1bb87eaf951c52a3e38a72e3b61e2253...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:58.472238Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056620/publication.txtobserved 5edfb191c1dda082c696b56c0b4dcebd...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. |
|---|