Pith Number

pith:76D25F4W

pith:2008:76D25F4WK2Q2BYOWXC2KGVIFGM

not attested not anchored not stored refs pending

A modification of the h-index: the hm-index accounts for multi-authored manuscripts

Michael Schreiber

arxiv:0805.2000 v1 · 2008-05-14 · physics.soc-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{76D25F4WK2Q2BYOWXC2KGVIFGM}

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	2026-05-18T03:35:02.618545Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff87ae979656a1a0e1d6b8b4a35505330eee5ab1c03643aec2a6354bcde64107

Aliases

arxiv: 0805.2000 · arxiv_version: 0805.2000v1 · doi: 10.48550/arxiv.0805.2000 · pith_short_12: 76D25F4WK2Q2 · pith_short_16: 76D25F4WK2Q2BYOW · pith_short_8: 76D25F4W

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/76D25F4WK2Q2BYOWXC2KGVIFGM \
  | 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: ff87ae979656a1a0e1d6b8b4a35505330eee5ab1c03643aec2a6354bcde64107

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "561e998e0620d7b0a5f2a6132516830153bd4cec9d2b9c9a479742dc59bfc2a8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2008-05-14T08:39:23Z",
    "title_canon_sha256": "29c762e91b819b0f2ff933b97a238b7ecf25b0a222ce26c687eded97b07b4130"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0805.2000",
    "kind": "arxiv",
    "version": 1
  }
}