Pith Number

pith:P5QMK4P6

pith:2022:P5QMK4P6E4BPENMATNO47UDGLK

not attested not anchored not stored refs pending

Data-driven Parsing Evaluation for Child-Parent Interactions

Emily Prud'hommeaux, Zoey Liu

arxiv:2209.13778 v1 · 2022-09-28 · 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{P5QMK4P6E4BPENMATNO47UDGLK}

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	2026-07-05T05:01:44.283778Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f60c571fe2702f235809b5dcfd0665abfe43bb25906df13e25b7d4386e49a7e

Aliases

arxiv: 2209.13778 · arxiv_version: 2209.13778v1 · doi: 10.48550/arxiv.2209.13778 · pith_short_12: P5QMK4P6E4BP · pith_short_16: P5QMK4P6E4BPENMA · pith_short_8: P5QMK4P6

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/P5QMK4P6E4BPENMATNO47UDGLK \
  | 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: 7f60c571fe2702f235809b5dcfd0665abfe43bb25906df13e25b7d4386e49a7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27755a3a90f15b7dd8e62f4dbbc943adf144fa33fe55400182473c4c671f5d86",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-09-28T02:13:26Z",
    "title_canon_sha256": "a7727ddca60a86cc15c7e876fe60678bf935a4b0cd49d9bb835c16eb5585cbcd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.13778",
    "kind": "arxiv",
    "version": 1
  }
}