Pith Number

pith:KENGONX4

pith:1999:KENGONX42BWMJCGVWUSZTSLJIW

not attested not anchored not stored refs pending

Functions of linear operators: Parameter differentiation

Argentina), Astronomia y Fisica, Brazil), Ciudad Universitaria, Constantino Tsallis (Centro Brasileiro de Pesquisas Fisicas, Cordoba, Domingo Prato (Facultad de Matematica, Rio de Janeiro-RJ, Universidad Nacional de Cordoba

arxiv:cond-mat/9906173 v1 · 1999-06-11 · cond-mat.stat-mech

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KENGONX42BWMJCGVWUSZTSLJIW}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:39:28.702433Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

511a6736fcd06cc488d5b52599c96945bf6fba174dd61178d5a7919375675aa8

Aliases

arxiv: cond-mat/9906173 · arxiv_version: cond-mat/9906173v1 · doi: 10.48550/arxiv.cond-mat/9906173 · pith_short_12: KENGONX42BWM · pith_short_16: KENGONX42BWMJCGV · pith_short_8: KENGONX4

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/KENGONX42BWMJCGVWUSZTSLJIW \
  | 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: 511a6736fcd06cc488d5b52599c96945bf6fba174dd61178d5a7919375675aa8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4208fcbe84a186dd97c0a5df12a13a4df8f0a5b7a1a82b292f5fec092300912b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "1999-06-11T16:55:11Z",
    "title_canon_sha256": "ccfb664f45af2800e107518387ce266ebadddcf574e37a79bdcb25527905b5f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9906173",
    "kind": "arxiv",
    "version": 1
  }
}