Pith Number

pith:UL5VQW3G

pith:2014:UL5VQW3GNAHON7JS2WDQ3PWTBZ

not attested not anchored not stored refs pending

Black hole for the Einstein-Chern-Simons gravity

Cristian Quinzacara, Patricio Salgado

arxiv:1401.1797 v1 · 2014-01-08 · gr-qc · 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{UL5VQW3GNAHON7JS2WDQ3PWTBZ}

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	2026-05-18T03:02:57.784644Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2fb585b66680ee6fd32d5870dbed30e4982f7b1760028955e277a6ed38f80b2

Aliases

arxiv: 1401.1797 · arxiv_version: 1401.1797v1 · doi: 10.48550/arxiv.1401.1797 · pith_short_12: UL5VQW3GNAHO · pith_short_16: UL5VQW3GNAHON7JS · pith_short_8: UL5VQW3G

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/UL5VQW3GNAHON7JS2WDQ3PWTBZ \
  | 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: a2fb585b66680ee6fd32d5870dbed30e4982f7b1760028955e277a6ed38f80b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9bb7390e6801fa5896c01852d1d0ada3f848833b81de46eb56232ff64d9d731b",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2014-01-08T20:06:32Z",
    "title_canon_sha256": "c70ae53080c8be1eb41d7cdd865f532e3bc87bfe0d7257cc7096a2f381593300"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.1797",
    "kind": "arxiv",
    "version": 1
  }
}