Pith Number

pith:7JVIXPHV

pith:2013:7JVIXPHV2P45BY4RYMJOIENVVZ

not attested not anchored not stored refs pending

Negative Improvements, Relative Validity and Elusive Goodness

Chan Hyeong Kim, Gabriela Hoff, Georg Weidenspointner, Maria Grazia Pia, Matej Batic, Paolo Saracco, Sung Hun Kim

arxiv:1311.5150 v1 · 2013-11-20 · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7JVIXPHV2P45BY4RYMJOIENVVZ}

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	2026-05-18T03:06:35.304181Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa6a8bbcf5d3f9d0e391c312e411b5ae66659a3cd7a6d1f25e988c9cfcf18346

Aliases

arxiv: 1311.5150 · arxiv_version: 1311.5150v1 · doi: 10.48550/arxiv.1311.5150 · pith_short_12: 7JVIXPHV2P45 · pith_short_16: 7JVIXPHV2P45BY4R · pith_short_8: 7JVIXPHV

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/7JVIXPHV2P45BY4RYMJOIENVVZ \
  | 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: fa6a8bbcf5d3f9d0e391c312e411b5ae66659a3cd7a6d1f25e988c9cfcf18346

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86efce8daf5199a0285f3c94947211e440b9c269993ca73d13d489d105a0e4af",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2013-11-20T18:01:45Z",
    "title_canon_sha256": "d6f58cdaa6f99b86b943ecaad20e2373dcdae4e026205ef339b72428f5b57ba9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.5150",
    "kind": "arxiv",
    "version": 1
  }
}