Pith Number

pith:7KTAOIAF

pith:2019:7KTAOIAFUAHGN2RRCE25Q5JTJ5

not attested not anchored not stored refs pending

CODAH: An Adversarially Authored Question-Answer Dataset for Common Sense

Alisa Liu, Doug Downey, Jared Fernandez, Michael Chen, Mike D'Arcy

arxiv:1904.04365 v4 · 2019-04-08 · cs.CL · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7KTAOIAFUAHGN2RRCE25Q5JTJ5}

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	2026-05-17T23:39:30.285891Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

faa6072005a00e66ea311135d875334f61336a17e89b605f25af7bd949993373

Aliases

arxiv: 1904.04365 · arxiv_version: 1904.04365v4 · doi: 10.48550/arxiv.1904.04365 · pith_short_12: 7KTAOIAFUAHG · pith_short_16: 7KTAOIAFUAHGN2RR · pith_short_8: 7KTAOIAF

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/7KTAOIAFUAHGN2RRCE25Q5JTJ5 \
  | 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: faa6072005a00e66ea311135d875334f61336a17e89b605f25af7bd949993373

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b21dc28b28c614da06543f810037b1a3a36986e3507a887ce90a1edd7b51e6b2",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2019-04-08T21:25:50Z",
    "title_canon_sha256": "1f09b53fce712235cf52355c51f9f85c21044db2a9ef8a62223efe2e2c4d119a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.04365",
    "kind": "arxiv",
    "version": 4
  }
}