Pith Number

pith:DDMP2HO7

pith:2009:DDMP2HO7KAQIK3H54IV2YY5VMM

not attested not anchored not stored refs pending

Extremal black holes, nilpotent orbits and the true fake superpotential

Boris Pioline, Guillaume Bossard, Yann Michel

arxiv:0908.1742 v2 · 2009-08-12 · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DDMP2HO7KAQIK3H54IV2YY5VMM}

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.

Cited by

1 paper in Pith

Monodromy-Matrix Description of Extremal Multi-centered Black Holes

Receipt and verification

First computed	2026-05-18T01:04:59.803260Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18d8fd1ddf5020856cfde22bac63b563386593b67d5fd1bff23ed55dc2d030b7

Aliases

arxiv: 0908.1742 · arxiv_version: 0908.1742v2 · doi: 10.48550/arxiv.0908.1742 · pith_short_12: DDMP2HO7KAQI · pith_short_16: DDMP2HO7KAQIK3H5 · pith_short_8: DDMP2HO7

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/DDMP2HO7KAQIK3H54IV2YY5VMM \
  | 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: 18d8fd1ddf5020856cfde22bac63b563386593b67d5fd1bff23ed55dc2d030b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30c2193400e0475f1e4771dd80c102901704da6751442c7a66f16229cd491b11",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2009-08-12T16:21:51Z",
    "title_canon_sha256": "19e66c1b0c3e13543b0fbca3e439adb4ba8ecdb87d77909af4c630fddd5495c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.1742",
    "kind": "arxiv",
    "version": 2
  }
}