OT-2026-000049397
Publication integrity record
Three cup vacuum gripper, three outlet manifold, three 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-2026-000049397) never changes.
Identity and time
| Publication number | OT-2026-000049397 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7b-7811-b5a7-6d2400c40ce9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049397 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7c4bd1fb0db2f1881e45dbc9dc6c4279c9db8c6a30febdaf62691e5172a783bd |
|---|---|
| Markdown | 8bc4d3adede6927c3c9a50e5afa8a05880c5e799f07db29e252fa1ddfa64bd95 |
| Publication page | 22a27a3a35182c37cb4751934716983443098b958c2e6acfb83bdea28850645e |
| Manifest | aa6be2a343be3dca7e6530f91b88bcf92d4a24cf4b196b7fe986ec42a85bd1fe |
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 | lfBJB+T8OwG9janJqI7UkMifTUJRRP7efw+5RuL7mtUPPgKKTRHaRTlZJe4BPpo8/odJelSwzVs9361ynXRVCw== |
| 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
| 2026-09-17T11:02:12.805806Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049397observed 22a27a3a35182c37cb47519347169834...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:12.784948Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049397/manifest.jsonobserved aa6be2a343be3dca7e6530f91b88bcf9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:12.764075Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049397/publication.mdobserved 8bc4d3adede6927c3c9a50e5afa8a058...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:12.743034Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049397/publication.txtobserved 7c4bd1fb0db2f1881e45dbc9dc6c4279...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. |
|---|