Pith Number

pith:ILJXRFHT

pith:2015:ILJXRFHTTPTYIGMJFDMMF2H4P3

not attested not anchored not stored refs pending

Modeling the evolution and distribution of the frequency's second derivative and the braking index of pulsar spin

Jin-Yuan Liao, Shuang-Nan Zhang, Yi Xie

arxiv:1506.02104 v1 · 2015-06-06 · astro-ph.HE · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ILJXRFHTTPTYIGMJFDMMF2H4P3}

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	2026-05-18T01:29:31.556214Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

42d37894f39be784198928d8c2e8fc7edd188b96de24d9e80b540166ec186779

Aliases

arxiv: 1506.02104 · arxiv_version: 1506.02104v1 · doi: 10.48550/arxiv.1506.02104 · pith_short_12: ILJXRFHTTPTY · pith_short_16: ILJXRFHTTPTYIGMJ · pith_short_8: ILJXRFHT

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/ILJXRFHTTPTYIGMJFDMMF2H4P3 \
  | 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: 42d37894f39be784198928d8c2e8fc7edd188b96de24d9e80b540166ec186779

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a11b4dc44b0f6917dd3ba40514b235dff9929d55c509e9ebf29083f09d4382c7",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-06-06T02:23:20Z",
    "title_canon_sha256": "2480312f41d108a2372acd277d8f9afd7f44cb8a831c456508605d0c10abd4a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.02104",
    "kind": "arxiv",
    "version": 1
  }
}