Pith Number

pith:U5PRJ25T

pith:2024:U5PRJ25T7U5XUQKPSHOWWIHOLR

not attested not anchored not stored refs pending

Computational analysis of the language of pain: a systematic review

David Martins de Matos, Diogo A.P. Nunes, Fani Neto, Joana Ferreira-Gomes

arxiv:2404.16226 v2 · 2024-04-24 · 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{U5PRJ25T7U5XUQKPSHOWWIHOLR}

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	2026-07-05T08:17:49.428309Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a75f14ebb3fd3b7a414f91dd6b20ee5c6b57e74f1f40b708c25c3919d7a9ac95

Aliases

arxiv: 2404.16226 · arxiv_version: 2404.16226v2 · doi: 10.48550/arxiv.2404.16226 · pith_short_12: U5PRJ25T7U5X · pith_short_16: U5PRJ25T7U5XUQKP · pith_short_8: U5PRJ25T

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/U5PRJ25T7U5XUQKPSHOWWIHOLR \
  | 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: a75f14ebb3fd3b7a414f91dd6b20ee5c6b57e74f1f40b708c25c3919d7a9ac95

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8795825110c092c6eca69238a9076237b7b941e5eb746e8d9d369b206f0b40d3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2024-04-24T21:59:40Z",
    "title_canon_sha256": "079c719545d608cf99df67f9b9d1f3916fa7719dcfd9b9745215fdafe1e8f0e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2404.16226",
    "kind": "arxiv",
    "version": 2
  }
}