Pith Number

pith:UH3BYHGM

pith:2021:UH3BYHGMSYT3TJNQWA7DOJXPQS

not attested not anchored not stored refs pending

Hybrid stars from a constrained equation of state

Constan\c{c}a Provid\^encia, M\'arcio Ferreira, Renan C\^amara Pereira

arxiv:2112.05546 v1 · 2021-12-10 · nucl-th · astro-ph.HE · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UH3BYHGMSYT3TJNQWA7DOJXPQS}

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	2026-07-05T03:57:18.233680Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1f61c1ccc9627b9a5b0b03e3726ef84949639b1b91bbab627b931b5dfd7b639

Aliases

arxiv: 2112.05546 · arxiv_version: 2112.05546v1 · doi: 10.48550/arxiv.2112.05546 · pith_short_12: UH3BYHGMSYT3 · pith_short_16: UH3BYHGMSYT3TJNQ · pith_short_8: UH3BYHGM

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/UH3BYHGMSYT3TJNQWA7DOJXPQS \
  | 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: a1f61c1ccc9627b9a5b0b03e3726ef84949639b1b91bbab627b931b5dfd7b639

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a14701099763d95e35dc35d317db563776b03ecacb18a4aa197e87ad479dba7a",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2021-12-10T13:58:12Z",
    "title_canon_sha256": "2092b74a1099830ab7c06dbeaf9fe6aa36ac1bafa114074571591f1b7f176ffb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.05546",
    "kind": "arxiv",
    "version": 1
  }
}