Pith Number

pith:CHPJ7B4N

pith:2023:CHPJ7B4N253FQRKAYW753WIR4I

not attested not anchored not stored refs pending

Inferring Mood-While-Eating with Smartphone Sensing and Community-Based Model Personalization

Anju Chamantha, Daniel Gatica-Perez, Haeeun Kim, Indika Perera, Lakmal Meegahapola, Salvador Ruiz-Correa, Wageesha Bangamuarachchi

arxiv:2306.00723 v3 · 2023-06-01 · cs.HC · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CHPJ7B4N253FQRKAYW753WIR4I}

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	2026-07-05T10:25:02.667731Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11de9f878dd776584540c5bfddd911e22227cfa631dea8de46edf3214183f30f

Aliases

arxiv: 2306.00723 · arxiv_version: 2306.00723v3 · doi: 10.48550/arxiv.2306.00723 · pith_short_12: CHPJ7B4N253F · pith_short_16: CHPJ7B4N253FQRKA · pith_short_8: CHPJ7B4N

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/CHPJ7B4N253FQRKAYW753WIR4I \
  | 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: 11de9f878dd776584540c5bfddd911e22227cfa631dea8de46edf3214183f30f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c18a8bf3a30a3571c0ec5d76f90ec52bb066b325762a9829e6b696a1b3abc20e",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2023-06-01T14:24:10Z",
    "title_canon_sha256": "26f4259d9cf423b0a1837f28c5a5a6c54548246e5f370ffe43929ba5570fe856"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2306.00723",
    "kind": "arxiv",
    "version": 3
  }
}