Pith Number

pith:3HSFG5PZ

pith:2008:3HSFG5PZO5B6PUJUMKWRV3YT2D

not attested not anchored not stored refs pending

An empirical investigation of the g-index for 26 physicists in comparison with the h-index, the A-index, and the R-index

Michael Schreiber

arxiv:0802.1820 v1 · 2008-02-13 · 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{3HSFG5PZO5B6PUJUMKWRV3YT2D}

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	2026-05-18T03:35:02.650439Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9e45375f97743e7d13462ad1aef13d0feade945a107183a91cc264157848844

Aliases

arxiv: 0802.1820 · arxiv_version: 0802.1820v1 · doi: 10.48550/arxiv.0802.1820 · pith_short_12: 3HSFG5PZO5B6 · pith_short_16: 3HSFG5PZO5B6PUJU · pith_short_8: 3HSFG5PZ

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/3HSFG5PZO5B6PUJUMKWRV3YT2D \
  | 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: d9e45375f97743e7d13462ad1aef13d0feade945a107183a91cc264157848844

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20ad1c1ab3263efe734d64feba35573ea5ed3547c9c0e729fc35f5805af960d6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2008-02-13T13:05:15Z",
    "title_canon_sha256": "dbbd43efebd4cead2e86c725c47166e48df5a73d5d40f2438285a97aff430ef1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0802.1820",
    "kind": "arxiv",
    "version": 1
  }
}