Pith Number

pith:CUREFUAA

pith:2017:CUREFUAACOSGDXX3J27OZHFGFE

not attested not anchored not stored refs pending

Tracking the Diffusion of Named Entities

Leon Derczynski, Matthew Rowe

arxiv:1712.08349 v2 · 2017-12-22 · cs.CL · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CUREFUAACOSGDXX3J27OZHFGFE}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:27:04.238523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

152242d00013a461defb4ebeec9ca6293fa16987aae734ffe5c29109d9d113bf

Aliases

arxiv: 1712.08349 · arxiv_version: 1712.08349v2 · doi: 10.48550/arxiv.1712.08349 · pith_short_12: CUREFUAACOSG · pith_short_16: CUREFUAACOSGDXX3 · pith_short_8: CUREFUAA

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/CUREFUAACOSGDXX3J27OZHFGFE \
  | 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: 152242d00013a461defb4ebeec9ca6293fa16987aae734ffe5c29109d9d113bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d68fb6be07c6d3d732e3a1041417a27fd03678e42394a03aa4005df7a35f56bd",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2017-12-22T09:01:00Z",
    "title_canon_sha256": "4b31b851fe66b90864014a9c8484f4954e22b66d18f2768c885c3ad8d656e062"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.08349",
    "kind": "arxiv",
    "version": 2
  }
}