Pith Number

pith:BDHRAIEY

pith:2009:BDHRAIEYD4R2TNCMDPBXGSFHK6

not attested not anchored not stored refs pending

Weighted Supermembrane Toy Model

Douglas Lundholm

arxiv:0904.4517 v3 · 2009-04-29 · math-ph · hep-th · math.MP · math.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BDHRAIEYD4R2TNCMDPBXGSFHK6}

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	2026-05-18T02:34:59.481071Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08cf1020981f23a9b44c1bc37348a7579dd9e753bbbfb6ac0405a9960368834c

Aliases

arxiv: 0904.4517 · arxiv_version: 0904.4517v3 · doi: 10.48550/arxiv.0904.4517 · pith_short_12: BDHRAIEYD4R2 · pith_short_16: BDHRAIEYD4R2TNCM · pith_short_8: BDHRAIEY

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/BDHRAIEYD4R2TNCMDPBXGSFHK6 \
  | 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: 08cf1020981f23a9b44c1bc37348a7579dd9e753bbbfb6ac0405a9960368834c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6cbbbe9573560b024b6846ed9468f171e072b33d2e8db5f28733c8e19c1546a",
    "cross_cats_sorted": [
      "hep-th",
      "math.MP",
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2009-04-29T19:40:23Z",
    "title_canon_sha256": "ea3541de398c99d124fa5a413a8cd850c6194e5b32bafc8948eb99f2d78f9ddd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.4517",
    "kind": "arxiv",
    "version": 3
  }
}