Pith Number

pith:2YZTJLLF

pith:2013:2YZTJLLFFGX2QVWHCERZDI42FN

not attested not anchored not stored refs pending

Information-related complexity: a problem-oriented approach

David Grace, Eugene Perevalov

arxiv:1301.4211 v1 · 2013-01-17 · physics.data-an · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2YZTJLLFFGX2QVWHCERZDI42FN}

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	2026-05-18T03:36:06.898781Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d63334ad6529afa856c7112391a39a2b6c53c591b37d774ee62af46e48ecc369

Aliases

arxiv: 1301.4211 · arxiv_version: 1301.4211v1 · doi: 10.48550/arxiv.1301.4211 · pith_short_12: 2YZTJLLFFGX2 · pith_short_16: 2YZTJLLFFGX2QVWH · pith_short_8: 2YZTJLLF

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/2YZTJLLFFGX2QVWHCERZDI42FN \
  | 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: d63334ad6529afa856c7112391a39a2b6c53c591b37d774ee62af46e48ecc369

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45349978f27b2033954d25affc730d5d382bdc91611fc2278f791bde7312ca3b",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.data-an",
    "submitted_at": "2013-01-17T20:38:04Z",
    "title_canon_sha256": "4bc413c8ce1aed06fabf6bb802316330cf321aad311ae90b5c7e9e29e8eb85c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.4211",
    "kind": "arxiv",
    "version": 1
  }
}