Pith Number

pith:K5TIEVCO

pith:2018:K5TIEVCOAVWI73OUUYZTUJYNKF

not attested not anchored not stored refs pending

Regularization of the big bang singularity with random perturbations

BingKan Xue, Edward Belbruno

arxiv:1801.05690 v1 · 2018-01-13 · 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{K5TIEVCOAVWI73OUUYZTUJYNKF}

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	2026-05-18T00:21:20.549499Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

576682544e056c8fedd4a6333a270d5141115805489a21ff52a9d5aa06dfd9e1

Aliases

arxiv: 1801.05690 · arxiv_version: 1801.05690v1 · doi: 10.48550/arxiv.1801.05690 · pith_short_12: K5TIEVCOAVWI · pith_short_16: K5TIEVCOAVWI73OU · pith_short_8: K5TIEVCO

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/K5TIEVCOAVWI73OUUYZTUJYNKF \
  | 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: 576682544e056c8fedd4a6333a270d5141115805489a21ff52a9d5aa06dfd9e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1dc693d01986503419db8b6f284a744b970c66ba471b770770cd4199e5af5033",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-01-13T20:25:07Z",
    "title_canon_sha256": "45cbe38c9a23ad06f88552f4a156612fcea69d7d13c3e5665141bdeab4f300fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.05690",
    "kind": "arxiv",
    "version": 1
  }
}