Pith Number

pith:URAGJFWY

pith:2024:URAGJFWYJZKD4SEBFX54XXLTBF

not attested not anchored not stored refs pending

MealRec$^+$: A Meal Recommendation Dataset with Meal-Course Affiliation for Personalization and Healthiness

Jimmy Xiangji Huang, Lin Li, Ming Li, Xiaohui Tao

arxiv:2404.05386 v2 · 2024-04-08 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{URAGJFWYJZKD4SEBFX54XXLTBF}

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.

Receipt and verification

First computed	2026-07-05T08:12:49.779978Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4406496d84e543e48812dfbcbdd730949afa6da0b3ca1ded465bec3f6431c26

Aliases

arxiv: 2404.05386 · arxiv_version: 2404.05386v2 · doi: 10.48550/arxiv.2404.05386 · pith_short_12: URAGJFWYJZKD · pith_short_16: URAGJFWYJZKD4SEB · pith_short_8: URAGJFWY

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/URAGJFWYJZKD4SEBFX54XXLTBF \
  | 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: a4406496d84e543e48812dfbcbdd730949afa6da0b3ca1ded465bec3f6431c26

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c26c46c805264de2d65440d35c36f6aa124fe709fce081137e249dee063df379",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2024-04-08T10:49:53Z",
    "title_canon_sha256": "f1796536c24b1f372690337e0d7e374fc42b7921667dccdf0c3f130622ed6772"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.05386",
    "kind": "arxiv",
    "version": 2
  }
}