Pith Number

pith:ENBLYB5E

pith:2011:ENBLYB5EYLDAPPDCAXWOTSUQKZ

not attested not anchored not stored refs pending

Stable de Sitter critical points of the cosmology in quadratic gravitation with torsion

Guo-Ying Qi

arxiv:1110.3449 v1 · 2011-10-16 · 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{ENBLYB5EYLDAPPDCAXWOTSUQKZ}

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	2026-05-18T04:10:55.706940Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2342bc07a4c2c607bc6205ece9ca90564ae4b26f781f9f18fc9d18c3c1ca8771

Aliases

arxiv: 1110.3449 · arxiv_version: 1110.3449v1 · doi: 10.48550/arxiv.1110.3449 · pith_short_12: ENBLYB5EYLDA · pith_short_16: ENBLYB5EYLDAPPDC · pith_short_8: ENBLYB5E

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/ENBLYB5EYLDAPPDCAXWOTSUQKZ \
  | 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: 2342bc07a4c2c607bc6205ece9ca90564ae4b26f781f9f18fc9d18c3c1ca8771

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58053f690e336a17faaa9fb40d2adf46c8d92df03b0d12c305fe6545546f36b8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-10-16T02:06:48Z",
    "title_canon_sha256": "2bda407e7edbed9ab8f32b311715f8b42947fdf757c2ca665d0d961638b5a933"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.3449",
    "kind": "arxiv",
    "version": 1
  }
}