Pith Number

pith:QLACGPJC

pith:2013:QLACGPJCAGQTDM2XAKNMMTCYCO

not attested not anchored not stored refs pending

Finslerian perturbation for the $\Lambda$CDM model

Sai Wang, Xin Li, Zhe Chang

arxiv:1309.1758 v1 · 2013-09-06 · 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{QLACGPJCAGQTDM2XAKNMMTCYCO}

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	2026-05-18T01:47:48.872152Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82c0233d2201a131b357029ac64c58138fec295321109007b9c749436e35fb8e

Aliases

arxiv: 1309.1758 · arxiv_version: 1309.1758v1 · doi: 10.48550/arxiv.1309.1758 · pith_short_12: QLACGPJCAGQT · pith_short_16: QLACGPJCAGQTDM2X · pith_short_8: QLACGPJC

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/QLACGPJCAGQTDM2XAKNMMTCYCO \
  | 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: 82c0233d2201a131b357029ac64c58138fec295321109007b9c749436e35fb8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3e0031557e1bd2e18c87f7ebb7d3ea58875960fb90e381843fb026d9b168a58",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-09-06T10:03:13Z",
    "title_canon_sha256": "05e5eb508f0523f3a9d80be845eee2533f66a4ab66080a1936b08d9f286540f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.1758",
    "kind": "arxiv",
    "version": 1
  }
}