Pith Number

pith:QVOB2PNV

pith:2019:QVOB2PNVF3LKU4CDUD3Z3F2JMB

not attested not anchored not stored refs pending

An Artificial Intelligence-Based System for Nutrient Intake Assessment of Hospitalised Patients

Beat Blum, Maria F. Vasiloglou, Stavroula G. Mougiakakou, Stergios Christodoulidis, Thomai Stathopoulou, Thomas Walser, Vinzenz Meier, Ya Lu, Zeno Stanga

arxiv:1906.02990 v2 · 2019-06-07 · cs.CV · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QVOB2PNVF3LKU4CDUD3Z3F2JMB}

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	2026-05-17T23:43:32.488247Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

855c1d3db52ed6aa7043a0f79d974960448153f4cb0e87b24ca3f38f03fcc916

Aliases

arxiv: 1906.02990 · arxiv_version: 1906.02990v2 · doi: 10.48550/arxiv.1906.02990 · pith_short_12: QVOB2PNVF3LK · pith_short_16: QVOB2PNVF3LKU4CD · pith_short_8: QVOB2PNV

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/QVOB2PNVF3LKU4CDUD3Z3F2JMB \
  | 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: 855c1d3db52ed6aa7043a0f79d974960448153f4cb0e87b24ca3f38f03fcc916

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "570887dd748f81801ddaa2ccc9e1b04a87867f43c6da114d64406c51e25bc9d4",
    "cross_cats_sorted": [
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-06-07T09:54:14Z",
    "title_canon_sha256": "a8224f0885995fdb17fdbe23963738fd827896053586451bcead38c3ca687fbd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.02990",
    "kind": "arxiv",
    "version": 2
  }
}