Pith Number

pith:JX7XEVJZ

pith:2009:JX7XEVJZ7XE7245RZ2D4PQTLRA

not attested not anchored not stored refs pending

Heterotic Black Horizons

G. Papadopoulos, J. Gutowski

arxiv:0912.3472 v4 · 2009-12-17 · hep-th · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JX7XEVJZ7XE7245RZ2D4PQTLRA}

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	2026-05-18T01:41:58.438694Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4dff725539fdc9fd73b1ce87c7c26b880ee7251284f6fb5abdaab4b984d53f58

Aliases

arxiv: 0912.3472 · arxiv_version: 0912.3472v4 · doi: 10.48550/arxiv.0912.3472 · pith_short_12: JX7XEVJZ7XE7 · pith_short_16: JX7XEVJZ7XE7245R · pith_short_8: JX7XEVJZ

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/JX7XEVJZ7XE7245RZ2D4PQTLRA \
  | 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: 4dff725539fdc9fd73b1ce87c7c26b880ee7251284f6fb5abdaab4b984d53f58

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "408383784cfd96fdcc7e0ba6508a51840482b1a059ad9d5ca14b272e3403422e",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2009-12-17T18:01:15Z",
    "title_canon_sha256": "a44d3849215bb1526d17c0299c2792bfaef7f4858339bd61540490530bd74697"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.3472",
    "kind": "arxiv",
    "version": 4
  }
}