Pith Number

pith:NQ5WJQWH

pith:2019:NQ5WJQWHQYL2XOVS6PTZIX67T2

not attested not anchored not stored refs pending

Generating Personalized Recipes from Historical User Preferences

Bodhisattwa Prasad Majumder, Jianmo Ni, Julian McAuley, Shuyang Li

arxiv:1909.00105 v1 · 2019-08-31 · cs.CL · cs.AI · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NQ5WJQWHQYL2XOVS6PTZIX67T2}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

1 paper in Pith

Symmetric Behavior Regularized Policy Optimization

Receipt and verification

First computed	2026-07-05T00:01:05.403076Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c3b64c2c78617abbab2f3e7945fdf9e9e852651d17062d79b336ac573524755

Aliases

arxiv: 1909.00105 · arxiv_version: 1909.00105v1 · doi: 10.48550/arxiv.1909.00105 · pith_short_12: NQ5WJQWHQYL2 · pith_short_16: NQ5WJQWHQYL2XOVS · pith_short_8: NQ5WJQWH

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/NQ5WJQWHQYL2XOVS6PTZIX67T2 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 6c3b64c2c78617abbab2f3e7945fdf9e9e852651d17062d79b336ac573524755

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "130679b638bb458dfc3127a3feeb8b71d9a69c4b591c00065785420e3a1fb8dd",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-08-31T01:50:42Z",
    "title_canon_sha256": "9a1d68d97197fbca6f2c503fab2dea3760afdb4e495005fd83d81de8f086b492"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.00105",
    "kind": "arxiv",
    "version": 1
  }
}