Pith Number

pith:ILQVFJXA

pith:2019:ILQVFJXABDK3S4KUEWD7CF56CM

not attested not anchored not stored refs pending

Real-time Claim Detection from News Articles and Retrieval of Semantically-Similar Factchecks

Ben Adler, Giacomo Boscaini-Gilroy

arxiv:1907.02030 v1 · 2019-07-03 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ILQVFJXABDK3S4KUEWD7CF56CM}

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	2026-05-17T23:41:31.855238Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

42e152a6e008d5b971542587f117be132d3d069bf3e2c85a161705ce81e39980

Aliases

arxiv: 1907.02030 · arxiv_version: 1907.02030v1 · doi: 10.48550/arxiv.1907.02030 · pith_short_12: ILQVFJXABDK3 · pith_short_16: ILQVFJXABDK3S4KU · pith_short_8: ILQVFJXA

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/ILQVFJXABDK3S4KUEWD7CF56CM \
  | 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: 42e152a6e008d5b971542587f117be132d3d069bf3e2c85a161705ce81e39980

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e94305f57dcff6a77a60f4949664713c96c9e087a8db8a5dd5adb460a8d8e8f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-07-03T16:50:50Z",
    "title_canon_sha256": "47f3a162b29790156c1e8528e199ab3c91ffb67b34911d78cf6f931db68bdbb5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.02030",
    "kind": "arxiv",
    "version": 1
  }
}