Pith Number

pith:4EIA3V4H

pith:2020:4EIA3V4HOXABDI3R4DJ2G7MXYW

not attested not anchored not stored refs pending

RikiNet: Reading Wikipedia Pages for Natural Question Answering

Daxin Jiang, Dayiheng Liu, Jiancheng Lv, Jie Fu, Jiusheng Chen, Nan Duan, Yeyun Gong, Yu Yan

arxiv:2004.14560 v1 · 2020-04-30 · 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{4EIA3V4HOXABDI3R4DJ2G7MXYW}

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	2026-07-05T00:59:27.388973Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1100dd78775c011a371e0d3a37d97c58b7488f86668bf18b68d3790934677d8

Aliases

arxiv: 2004.14560 · arxiv_version: 2004.14560v1 · doi: 10.48550/arxiv.2004.14560 · pith_short_12: 4EIA3V4HOXAB · pith_short_16: 4EIA3V4HOXABDI3R · pith_short_8: 4EIA3V4H

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/4EIA3V4HOXABDI3R4DJ2G7MXYW \
  | 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: e1100dd78775c011a371e0d3a37d97c58b7488f86668bf18b68d3790934677d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3cd9c175ee7761ff434259c44951977335b9d4bc3c264ea594b39d9ca9deebc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-04-30T03:29:21Z",
    "title_canon_sha256": "0701284f93186a3889c55868e2c0ffee5546f850a5322f7a96def9c19be44305"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.14560",
    "kind": "arxiv",
    "version": 1
  }
}