Pith Number

pith:7KGFVMBO

pith:2025:7KGFVMBOUJB4EUY6SWDBBVW74W

not attested not anchored not stored refs pending

Burstiness and interpersonal foraging between human infants and caregivers in the vocal domain

Ajay Gopinathan, Anne S. Warlaumont, Christopher T. Kello, Jeffrey Mai, Lukas D. Lopez, Sara Schneider, VPS Ritwika

arxiv:2505.01545 v2 · 2025-05-02 · q-bio.NC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7KGFVMBOUJB4EUY6SWDBBVW74W}

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	2026-07-05T11:06:13.318827Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa8c5ab02ea243c2531e958610d6dfe5ae20c02f0cbdfd9561f16e11740cdd54

Aliases

arxiv: 2505.01545 · arxiv_version: 2505.01545v2 · doi: 10.48550/arxiv.2505.01545 · pith_short_12: 7KGFVMBOUJB4 · pith_short_16: 7KGFVMBOUJB4EUY6 · pith_short_8: 7KGFVMBO

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/7KGFVMBOUJB4EUY6SWDBBVW74W \
  | 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: fa8c5ab02ea243c2531e958610d6dfe5ae20c02f0cbdfd9561f16e11740cdd54

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d356c24e5711c1bf9300e392ea72a9fa92ca2efcec15e0cc2b71449b0d3f6d1c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.NC",
    "submitted_at": "2025-05-02T19:13:47Z",
    "title_canon_sha256": "1e2aff7b23e67ae5876267eefe2a33e7c901e40cfbe475c072169b98d01e10a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.01545",
    "kind": "arxiv",
    "version": 2
  }
}