Pith Number

pith:WBH6EWOP

pith:2021:WBH6EWOPDWJVT7W4C3GMB7QWPL

not attested not anchored not stored refs pending

FaVIQ: FAct Verification from Information-seeking Questions

Hannaneh Hajishirzi, Jaewoo Kang, Jungsoo Park, Luke Zettlemoyer, Sewon Min

arxiv:2107.02153 v2 · 2021-07-05 · cs.CL · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WBH6EWOPDWJVT7W4C3GMB7QWPL}

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	2026-07-05T04:05:12.155433Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b04fe259cf1d9359fedc16ccc0fe167ad844583a86e1acc6fd48e2820d55f934

Aliases

arxiv: 2107.02153 · arxiv_version: 2107.02153v2 · doi: 10.48550/arxiv.2107.02153 · pith_short_12: WBH6EWOPDWJV · pith_short_16: WBH6EWOPDWJVT7W4 · pith_short_8: WBH6EWOP

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/WBH6EWOPDWJVT7W4C3GMB7QWPL \
  | 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: b04fe259cf1d9359fedc16ccc0fe167ad844583a86e1acc6fd48e2820d55f934

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e66710767c30e8650740eeb7b5e21982b91516423bca408e98833e6fcaf74221",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-07-05T17:31:44Z",
    "title_canon_sha256": "24c92940b2e4cf00963f43c643386245f8ba6ef2ae9e050260104d895df5a70c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.02153",
    "kind": "arxiv",
    "version": 2
  }
}