Pith Number

pith:UOWSRYSB

pith:2007:UOWSRYSB6GGHBJKLWG6DZRDK5Q

not attested not anchored not stored refs pending

Approximations of Lovasz extensions and their induced interaction index

Jean-Luc Marichal, Pierre Mathonet

arxiv:0706.3856 v1 · 2007-06-26 · math.CO · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UOWSRYSB6GGHBJKLWG6DZRDK5Q}

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	2026-05-18T04:35:47.076521Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3ad28e241f18c70a54bb1bc3cc46aec3e7c13de2f54c072c1a41192b21622e5

Aliases

arxiv: 0706.3856 · arxiv_version: 0706.3856v1 · doi: 10.48550/arxiv.0706.3856 · pith_short_12: UOWSRYSB6GGH · pith_short_16: UOWSRYSB6GGHBJKL · pith_short_8: UOWSRYSB

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/UOWSRYSB6GGHBJKLWG6DZRDK5Q \
  | 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: a3ad28e241f18c70a54bb1bc3cc46aec3e7c13de2f54c072c1a41192b21622e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8a672273d70fbb268bd2278333763311c6a353d714acd96d52cf66082391f82",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "",
    "primary_cat": "math.CO",
    "submitted_at": "2007-06-26T15:14:06Z",
    "title_canon_sha256": "8fba6bc1aa35aec5aadec5c8d11bb4086858568477df0949fdc3008fa2a903d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0706.3856",
    "kind": "arxiv",
    "version": 1
  }
}