Pith Number

pith:ULFBXMG2

pith:2013:ULFBXMG2F3FZ7FUWMJVBP7DAMR

not attested not anchored not stored refs pending

Supermassive Cosmic String Compactifications

Borja Reina, Jon Urrestilla, Jose J. Blanco-Pillado, Kepa Sousa

arxiv:1312.5441 v1 · 2013-12-19 · 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{ULFBXMG2F3FZ7FUWMJVBP7DAMR}

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	2026-05-18T01:45:44.170931Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2ca1bb0da2ecb9f9696626a17fc60647cd48fd8bad943478014d5c12064b6fc

Aliases

arxiv: 1312.5441 · arxiv_version: 1312.5441v1 · doi: 10.48550/arxiv.1312.5441 · pith_short_12: ULFBXMG2F3FZ · pith_short_16: ULFBXMG2F3FZ7FUW · pith_short_8: ULFBXMG2

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/ULFBXMG2F3FZ7FUWMJVBP7DAMR \
  | 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: a2ca1bb0da2ecb9f9696626a17fc60647cd48fd8bad943478014d5c12064b6fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3880aa2afd87fd083a9acbdddb3a9033d6c5fcc72a6454e94587200adfc7278a",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2013-12-19T08:46:11Z",
    "title_canon_sha256": "bfd2b40d12aad44c67c978adec5ddab187a089e3020cdd818846a9214e6f90eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.5441",
    "kind": "arxiv",
    "version": 1
  }
}