Pith Number

pith:PCUWQSUE

pith:2012:PCUWQSUECUC37C5WMY7U43MQOW

not attested not anchored not stored refs pending

The evolution of interdisciplinarity in physics research

Jari Saram\"aki, Kimmo Kaski, Raj Kumar Pan, Sitabhra Sinha

arxiv:1206.0108 v2 · 2012-06-01 · physics.soc-ph · cs.SI · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PCUWQSUECUC37C5WMY7U43MQOW}

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	2026-05-18T03:48:36.709048Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78a9684a841505bf8bb6663f4e6d90758370dff648cc7af102d2ccf29e4da735

Aliases

arxiv: 1206.0108 · arxiv_version: 1206.0108v2 · doi: 10.48550/arxiv.1206.0108 · pith_short_12: PCUWQSUECUC3 · pith_short_16: PCUWQSUECUC37C5W · pith_short_8: PCUWQSUE

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/PCUWQSUECUC37C5WMY7U43MQOW \
  | 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: 78a9684a841505bf8bb6663f4e6d90758370dff648cc7af102d2ccf29e4da735

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1108d3d20c795f5c5843c04163f723c73448659ba88cd189443bef20f236bbf0",
    "cross_cats_sorted": [
      "cs.SI",
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2012-06-01T07:25:47Z",
    "title_canon_sha256": "5b5d18ab2e18fbfebd4b87c30a5f8245469b5d6e82e876a4ab1e6be77a406a5f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.0108",
    "kind": "arxiv",
    "version": 2
  }
}