OT-2026-000049933
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, 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-2026-000049933) never changes.
Identity and time
| Publication number | OT-2026-000049933 · never reused |
|---|---|
| Internal UUID | 01a0ae81-fd76-7a61-bf8b-69c11ccdac75 · 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-2026-000049933 |
| Status | PUBLIC |
Content hashes
| Canonical text | ef5323b9219e3f538c65b44e0c525b6e408752dd923a318216b1a3b681b403a0 |
|---|---|
| Markdown | b705ba5be92ced72fe44768b79ffb2908b23ee5a3852e1044bad061c21a82ec0 |
| Publication page | 16da69006804598f084683636d60e64345bf884df63bee643a4071519aa4fd9e |
| Manifest | 944a443a96f362e43cddd20ba916b8594401fd534e31a98088ff3732ac25a452 |
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 | poN6uuSSDb6Tns0X4qqdFQSR03Dleh2QFqhWcy6+rQICKzDHgkzJAjSryM2CK+Pe7G1VZH17EbrnTKth0jUOBg== |
| 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
| 2026-09-17T11:01:51.904699Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049933observed 16da69006804598f084683636d60e643...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:01:51.888932Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049933/manifest.jsonobserved 944a443a96f362e43cddd20ba916b859...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:51.871189Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049933/publication.mdobserved b705ba5be92ced72fe44768b79ffb290...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:51.853526Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049933/publication.txtobserved ef5323b9219e3f538c65b44e0c525b6e...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. |
|---|