Pith Number

pith:R2KPFNTS

pith:2006:R2KPFNTSVVZ3PF45ZFIQMXZNHE

not attested not anchored not stored refs pending

Condition numbers and scale free graphs

Gabriel Acosta, Juan Pablo Pinasco, Mat\'ias Gra\~na

arxiv:cond-mat/0602276 v1 · 2006-02-10 · cond-mat.dis-nn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R2KPFNTSVVZ3PF45ZFIQMXZNHE}

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	2026-05-18T01:08:56.247747Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e94f2b672ad73b7979dc951065f2d392fb7af8b1fce45c67f4030e6ed438164

Aliases

arxiv: cond-mat/0602276 · arxiv_version: cond-mat/0602276v1 · doi: 10.48550/arxiv.cond-mat/0602276 · pith_short_12: R2KPFNTSVVZ3 · pith_short_16: R2KPFNTSVVZ3PF45 · pith_short_8: R2KPFNTS

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/R2KPFNTSVVZ3PF45ZFIQMXZNHE \
  | 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: 8e94f2b672ad73b7979dc951065f2d392fb7af8b1fce45c67f4030e6ed438164

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7091a851fd6c7693178d07d5684a68f4e7f5e6be79ad6c5763676170413d85f5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.dis-nn",
    "submitted_at": "2006-02-10T20:50:51Z",
    "title_canon_sha256": "480bc530854ba9568ab25eedce6e5e2a0df7b20d2b8efc4ceb24977192946ecc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0602276",
    "kind": "arxiv",
    "version": 1
  }
}