Pith Number

pith:2SVOBSKE

pith:2019:2SVOBSKEKIXIXRLE24MFN5TVDF

not attested not anchored not stored refs pending

FoodX-251: A Dataset for Fine-grained Food Classification

Ajay Divakaran, Karan Sikka, Parneet Kaur, Serge Belongie, Weijun Wang

arxiv:1907.06167 v1 · 2019-07-14 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2SVOBSKEKIXIXRLE24MFN5TVDF}

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	2026-05-17T23:40:38.333375Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4aae0c944522e8bc564d71856f675195e69ffb0886ddda7251e64b9220461f1

Aliases

arxiv: 1907.06167 · arxiv_version: 1907.06167v1 · doi: 10.48550/arxiv.1907.06167 · pith_short_12: 2SVOBSKEKIXI · pith_short_16: 2SVOBSKEKIXIXRLE · pith_short_8: 2SVOBSKE

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/2SVOBSKEKIXIXRLE24MFN5TVDF \
  | 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: d4aae0c944522e8bc564d71856f675195e69ffb0886ddda7251e64b9220461f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "250bef75157854dea63d4a67d927e9d554aac349e5a6164c2343fd1fd8360e79",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-07-14T05:01:31Z",
    "title_canon_sha256": "24ab84222c9887058b173f89cb863882d9cd3e12d110f7f57351fbaf6473c475"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.06167",
    "kind": "arxiv",
    "version": 1
  }
}