Pith Number

pith:SFRMBWFG

pith:2016:SFRMBWFG7K2ULPK2XBRF7O46DF

not attested not anchored not stored refs pending

Constant entropy hybrid stars: a first approximation of cooling evolution

H. Vucetich, M. Mariani, M. Orsaria

arxiv:1607.05200 v4 · 2016-07-15 · 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{SFRMBWFG7K2ULPK2XBRF7O46DF}

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	2026-05-18T00:45:48.957651Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9162c0d8a6fab545bd5ab8625fbb9e19766c62313f2ea211bbc519dbafd1c1eb

Aliases

arxiv: 1607.05200 · arxiv_version: 1607.05200v4 · doi: 10.48550/arxiv.1607.05200 · pith_short_12: SFRMBWFG7K2U · pith_short_16: SFRMBWFG7K2ULPK2 · pith_short_8: SFRMBWFG

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/SFRMBWFG7K2ULPK2XBRF7O46DF \
  | 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: 9162c0d8a6fab545bd5ab8625fbb9e19766c62313f2ea211bbc519dbafd1c1eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa8b423e96ffb83641fbe1b6649d2fa061d9018c2af1df06930f8ec1fa1fdf08",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-07-15T19:08:17Z",
    "title_canon_sha256": "82d28732dfbaf80df69959127042b2ce08c94b9136e0031ad04ac4a1ccf19dc8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.05200",
    "kind": "arxiv",
    "version": 4
  }
}