Pith Number

pith:PELQBYWE

pith:2021:PELQBYWEAHJAYTBL4YTO2RHWZJ

not attested not anchored not stored refs pending

CCQA: A New Web-Scale Question Answering Dataset for Model Pre-Training

Armen Aghajanyan, Barlas O\u{g}uz, Dmytro Okhonko, Patrick Huber, Sonal Gupta, Wen-tau Yih, Xilun Chen

arxiv:2110.07731 v2 · 2021-10-14 · 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{PELQBYWEAHJAYTBL4YTO2RHWZJ}

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	2026-07-05T04:19:22.633760Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

791700e2c401d20c4c2be626ed44f6ca7c4dfe8ef9676bc54b1af21a55d325c5

Aliases

arxiv: 2110.07731 · arxiv_version: 2110.07731v2 · doi: 10.48550/arxiv.2110.07731 · pith_short_12: PELQBYWEAHJA · pith_short_16: PELQBYWEAHJAYTBL · pith_short_8: PELQBYWE

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/PELQBYWEAHJAYTBL4YTO2RHWZJ \
  | 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: 791700e2c401d20c4c2be626ed44f6ca7c4dfe8ef9676bc54b1af21a55d325c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b8361bf171f3fba16e4593293e7fa88d1abfddf110cf2d93a3c9c35a3a24721",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-10-14T21:23:01Z",
    "title_canon_sha256": "f6ccad6462ae392e2d8d152019b96fbc3ca76a53a63ca5244badda6a5cfdee56"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.07731",
    "kind": "arxiv",
    "version": 2
  }
}