OT-2026-000056512
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, pump fed, 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-2026-000056512) never changes.
Identity and time
| Publication number | OT-2026-000056512 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af5-7f37-bccb-ab771ebbaba7 · 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-2026-000056512 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1b4485847ea46643a98922f25b12cde83dfeee542ea94c63e55217b391595697 |
|---|---|
| Markdown | 81acb44e63bafbb66d8d8229f1d789320691b624ce802d260c4211c34b1f28ac |
| Publication page | a76eadf67bb9f683c2df599770b4a32c5fc0b7d84cdb9aea8cdd7331bd4ee086 |
| Manifest | b3277d371018483ced2d3953b63bbd8b88899d61ed4174666ae1af3d8ec76a1d |
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 | lCIojw/YZs2QBST+Oh/lVGwJ8WAMT4Emn8MzcVglPvk0tlXa4rLXYCnryRU47qJ6vtDEfBj2h9p6lPJGa59lCw== |
| 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
| 2026-09-17T10:49:50.096841Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056512observed a76eadf67bb9f683c2df599770b4a32c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:49:50.078336Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056512/manifest.jsonobserved b3277d371018483ced2d3953b63bbd8b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:50.059832Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056512/publication.mdobserved 81acb44e63bafbb66d8d8229f1d78932...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:50.041833Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056512/publication.txtobserved 1b4485847ea46643a98922f25b12cde8...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. |
|---|