Pith Number

pith:N4UKKO34

pith:2025:N4UKKO34NRCYZNJDWH5AZXKLSA

not attested not anchored not stored refs pending

HiCaM: A Hierarchical-Causal Modification Framework for Long-Form Text Modification

Chen Lin, Yeyun Gong, Yi Luo, Yuntao Shi

arxiv:2505.24319 v1 · 2025-05-30 · 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{N4UKKO34NRCYZNJDWH5AZXKLSA}

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	2026-07-05T11:12:46.703638Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f28a53b7c6c458cb523b1fa0cdd4b9031bcc18da3c59c353c0125c1d81bb1f5

Aliases

arxiv: 2505.24319 · arxiv_version: 2505.24319v1 · doi: 10.48550/arxiv.2505.24319 · pith_short_12: N4UKKO34NRCY · pith_short_16: N4UKKO34NRCYZNJD · pith_short_8: N4UKKO34

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/N4UKKO34NRCYZNJDWH5AZXKLSA \
  | 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: 6f28a53b7c6c458cb523b1fa0cdd4b9031bcc18da3c59c353c0125c1d81bb1f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f882590dfee287c2e74694379f25a77de463835115abdf55863159471dfc19f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-05-30T08:02:48Z",
    "title_canon_sha256": "eedbbcbdbdfe3235abb3dee31c1eafae00869a0bf9ec57d725b6d4235aacda50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.24319",
    "kind": "arxiv",
    "version": 1
  }
}