Pith Number

pith:UAXJMQRF

pith:2014:UAXJMQRFPJWXV6LDWZRML47GMC

not attested not anchored not stored refs pending

Is getting the right answer just about choosing the right words? The role of syntactically-informed features in short answer scoring

Aoife Cahill, Chong Min Lee, Chris Brew, Daniel Blanchard, Derrick Higgins, Diane Napolitano, Joel Tetreault, John Blackmore, Lei Chen, Michael Flor, Michael Heilman, Nitin Madnani, Ramon Ziai

arxiv:1403.0801 v2 · 2014-03-04 · 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{UAXJMQRFPJWXV6LDWZRML47GMC}

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	2026-05-18T02:57:06.080952Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a02e9642257a6d7af963b662c5f3e660be1afa394370df9cd1b8b5cdd7f54798

Aliases

arxiv: 1403.0801 · arxiv_version: 1403.0801v2 · doi: 10.48550/arxiv.1403.0801 · pith_short_12: UAXJMQRFPJWX · pith_short_16: UAXJMQRFPJWXV6LD · pith_short_8: UAXJMQRF

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/UAXJMQRFPJWXV6LDWZRML47GMC \
  | 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: a02e9642257a6d7af963b662c5f3e660be1afa394370df9cd1b8b5cdd7f54798

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2fa3237099c2669843baf893f06ed86a93e537e3f19e0a6dad8d6f30ac14a43",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2014-03-04T14:45:56Z",
    "title_canon_sha256": "fc5a4802fbcde58f9ac344463a42dc5e9c26bfdbaca843c8f17ad6b51813c0b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.0801",
    "kind": "arxiv",
    "version": 2
  }
}