Pith Number

pith:NC347B4K

pith:2022:NC347B4KAPW2O2HXLDHNN23VH4

not attested not anchored not stored refs pending

Sensing Eating Events in Context: A Smartphone-Only Approach

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

arxiv:2205.14191 v2 · 2022-05-27 · cs.HC · cs.MM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NC347B4KAPW2O2HXLDHNN23VH4}

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	2026-07-05T04:27:31.567198Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68b7cf878a03eda768f758ced6eb753f3967ce303a3f81b557cb6fec807bb805

Aliases

arxiv: 2205.14191 · arxiv_version: 2205.14191v2 · doi: 10.48550/arxiv.2205.14191 · pith_short_12: NC347B4KAPW2 · pith_short_16: NC347B4KAPW2O2HX · pith_short_8: NC347B4K

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/NC347B4KAPW2O2HXLDHNN23VH4 \
  | 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: 68b7cf878a03eda768f758ced6eb753f3967ce303a3f81b557cb6fec807bb805

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "745e12e8913c9c0a65a8a8c9c0dd1cb41dc9e54a3df604bf67b90cff1ef1a82a",
    "cross_cats_sorted": [
      "cs.MM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2022-05-27T18:42:23Z",
    "title_canon_sha256": "784756a9c49654525207d37edad34edd876853a17af2acb4b54e005d48c765b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.14191",
    "kind": "arxiv",
    "version": 2
  }
}