Pith Number

pith:R5455AVP

pith:2018:R5455AVPYBUOVAT7FX2FMZDL36

not attested not anchored not stored refs pending

You are what you eat: A social media study of food identity

Kazutoshi Sasahara

arxiv:1808.08428 v2 · 2018-08-25 · 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{R5455AVPYBUOVAT7FX2FMZDL36}

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	2026-05-17T23:50:24.277840Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f79de82afc068ea827f2df456646bdfb68c6829ddfa768740c3c220093147a3

Aliases

arxiv: 1808.08428 · arxiv_version: 1808.08428v2 · doi: 10.48550/arxiv.1808.08428 · pith_short_12: R5455AVPYBUO · pith_short_16: R5455AVPYBUOVAT7 · pith_short_8: R5455AVP

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/R5455AVPYBUOVAT7FX2FMZDL36 \
  | 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: 8f79de82afc068ea827f2df456646bdfb68c6829ddfa768740c3c220093147a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aed2199d6c51b0de388a1a97e18c1136fb8eb77f6824a03b085b6fe1f6a5d211",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2018-08-25T13:47:19Z",
    "title_canon_sha256": "11e918cf4516b2bccce98117ebda12cb9e129d1cbe7fb6e5aa615bc7f9dd3ffa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.08428",
    "kind": "arxiv",
    "version": 2
  }
}