Pith Number

pith:OGX4O2IW

pith:2025:OGX4O2IWMP52T3T2OT76IUJSWQ

not attested not anchored not stored refs pending

Segmenting France Across Four Centuries

Hongyu Zhou, Loic Landrieu, Marta L\'opez-Rauhut, Mathieu Aubry

arxiv:2505.24824 v1 · 2025-05-30 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OGX4O2IWMP52T3T2OT76IUJSWQ}

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	2026-07-05T11:12:57.444011Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71afc7691663fba9ee7a74ffe45132b40b0e66f6cc2a4df6042cd3c69603256b

Aliases

arxiv: 2505.24824 · arxiv_version: 2505.24824v1 · doi: 10.48550/arxiv.2505.24824 · pith_short_12: OGX4O2IWMP52 · pith_short_16: OGX4O2IWMP52T3T2 · pith_short_8: OGX4O2IW

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/OGX4O2IWMP52T3T2OT76IUJSWQ \
  | 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: 71afc7691663fba9ee7a74ffe45132b40b0e66f6cc2a4df6042cd3c69603256b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb22fa9734d9eb224abaa5e723b92d4bb1a9b7251cf8cf659afc8321bbdae0cb",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-05-30T17:26:52Z",
    "title_canon_sha256": "532f3eb20e374ecbc0f933107fe199cbe616b56b94ca2969b1f949db6df9c82c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.24824",
    "kind": "arxiv",
    "version": 1
  }
}