Pith Number

pith:3FZOGGNS

pith:2013:3FZOGGNSJT34U72PWPT35ETMT7

not attested not anchored not stored refs pending

Observational constraint on the interacting dark energy models including the Sandage-Loeb test

Ming-Jian Zhang, Wen-Biao Liu

arxiv:1312.0224 v2 · 2013-12-01 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3FZOGGNSJT34U72PWPT35ETMT7}

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	2026-05-18T01:46:04.516917Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d972e319b24cf7ca7f4fb3e7be926c9feae996104e9f33742464ce54945b754e

Aliases

arxiv: 1312.0224 · arxiv_version: 1312.0224v2 · doi: 10.48550/arxiv.1312.0224 · pith_short_12: 3FZOGGNSJT34 · pith_short_16: 3FZOGGNSJT34U72P · pith_short_8: 3FZOGGNS

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/3FZOGGNSJT34U72PWPT35ETMT7 \
  | 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: d972e319b24cf7ca7f4fb3e7be926c9feae996104e9f33742464ce54945b754e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c22cbec6735e979fb836e57b245e9ea02cc630b6cc7486532987b72e9919bb8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-12-01T13:46:02Z",
    "title_canon_sha256": "f79f1bd75e69ac22aa6d950576ad441b98a809a4be631b4710f7dd149e3b840d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.0224",
    "kind": "arxiv",
    "version": 2
  }
}