Pith Number

pith:5SG7WOZG

pith:2005:5SG7WOZG25OTQRBRJGJEVUKAQS

not attested not anchored not stored refs pending

Hadron-quark matter phase transition in neutron stars

Satoshi Chiba, Tomoki Endo, Toshiki Maruyama, Toshitaka Tatsumi

arxiv:hep-ph/0502216 v2 · 2005-02-23 · 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{5SG7WOZG25OTQRBRJGJEVUKAQS}

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	2026-07-04T14:29:13.451943Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec8dfb3b26d75d38443149924ad140849b6e1bda752d79e27720d2710da7cbb0

Aliases

arxiv: hep-ph/0502216 · arxiv_version: hep-ph/0502216v2 · doi: 10.48550/arxiv.hep-ph/0502216 · pith_short_12: 5SG7WOZG25OT · pith_short_16: 5SG7WOZG25OTQRBR · pith_short_8: 5SG7WOZG

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/5SG7WOZG25OTQRBRJGJEVUKAQS \
  | 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: ec8dfb3b26d75d38443149924ad140849b6e1bda752d79e27720d2710da7cbb0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b15c669492d28771bd1e53b36474f81f8d53bf3e9cfdd88bfd2abf41100bc04",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "2005-02-23T11:10:43Z",
    "title_canon_sha256": "ba400e4ab4e7debee53b338886063c39bf80f65fa69f487e1c1c11a5cc724fda"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/0502216",
    "kind": "arxiv",
    "version": 2
  }
}