Pith Number

pith:7NLFYFN2

pith:2012:7NLFYFN27F6MWX5QPQ4HCBC4UC

not attested not anchored not stored refs pending

Information Metrics (iMetrics): A Research Specialty with a Socio-Cognitive Identity?

Loet Leydesdorff, Sta\v{s}a Milojevi\'c

arxiv:1209.3406 v2 · 2012-09-15 · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7NLFYFN27F6MWX5QPQ4HCBC4UC}

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	2026-05-18T03:44:59.832072Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb565c15baf97ccb5fb07c3871045ca081a4a9dc837fb4a0b7ac0af4bcf96b8b

Aliases

arxiv: 1209.3406 · arxiv_version: 1209.3406v2 · doi: 10.48550/arxiv.1209.3406 · pith_short_12: 7NLFYFN27F6M · pith_short_16: 7NLFYFN27F6MWX5Q · pith_short_8: 7NLFYFN2

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/7NLFYFN27F6MWX5QPQ4HCBC4UC \
  | 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: fb565c15baf97ccb5fb07c3871045ca081a4a9dc837fb4a0b7ac0af4bcf96b8b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a4eef2fa244dab45d66affa2ca8443e86017aa8916d3f4732b22481f50a4537",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2012-09-15T13:36:38Z",
    "title_canon_sha256": "2a6f854c75858043506865960ecffa4f3870ad4205d6c0fa06af0d643659e46f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.3406",
    "kind": "arxiv",
    "version": 2
  }
}