Pith Number

pith:UCV2FM7R

pith:2015:UCV2FM7REQXBWC4H25JD4FCBUH

not attested not anchored not stored refs pending

Which type of citation analysis generates the most accurate taxonomy of scientific and technical knowledge?

Kevin W. Boyack, Richard Klavans

arxiv:1511.05078 v2 · 2015-11-16 · 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{UCV2FM7REQXBWC4H25JD4FCBUH}

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	2026-05-18T00:35:44.421962Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0aba2b3f1242e1b0b87d7523e1441a1e2ca14745aa1ff97233a963f4ce456b6

Aliases

arxiv: 1511.05078 · arxiv_version: 1511.05078v2 · doi: 10.48550/arxiv.1511.05078 · pith_short_12: UCV2FM7REQXB · pith_short_16: UCV2FM7REQXBWC4H · pith_short_8: UCV2FM7R

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/UCV2FM7REQXBWC4H25JD4FCBUH \
  | 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: a0aba2b3f1242e1b0b87d7523e1441a1e2ca14745aa1ff97233a963f4ce456b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04c47d1cf4c25c027faf0191ec7f00515156c087b3648f72ba0f434857b6c949",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2015-11-16T18:35:22Z",
    "title_canon_sha256": "ef5f2a4796a5fbffeaa9f13d2e3dd3946788122139682380fb6659d0a167c9cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.05078",
    "kind": "arxiv",
    "version": 2
  }
}