Pith Number

pith:UIUU5I7V

pith:2015:UIUU5I7V24EM7A6QCWC2LFC6XD

not attested not anchored not stored refs pending

Women mathematicians in France in the mid-twentieth century

Yvette Kosmann-Schwarzbach

arxiv:1502.07597 v1 · 2015-02-26 · math.HO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UIUU5I7V24EM7A6QCWC2LFC6XD}

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	2026-05-18T02:26:03.307447Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2294ea3f5d708cf83d01585a5945eb8e0944575f39d573c1912154e07aa7ed5

Aliases

arxiv: 1502.07597 · arxiv_version: 1502.07597v1 · doi: 10.48550/arxiv.1502.07597 · pith_short_12: UIUU5I7V24EM · pith_short_16: UIUU5I7V24EM7A6Q · pith_short_8: UIUU5I7V

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/UIUU5I7V24EM7A6QCWC2LFC6XD \
  | 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: a2294ea3f5d708cf83d01585a5945eb8e0944575f39d573c1912154e07aa7ed5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8fa5dfccf8a34e96eacbfab7259407f0f821eeae0c55a5c75547a1e3e646cd3c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.HO",
    "submitted_at": "2015-02-26T15:35:43Z",
    "title_canon_sha256": "e991b23e68f257276bb9e4138017d8650e7569ce93d58e77321680690ff583ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.07597",
    "kind": "arxiv",
    "version": 1
  }
}