Pith Number

pith:UE7O4DNB

pith:2022:UE7O4DNBOZLLSTXA5WV2WPZHKT

not attested not anchored not stored refs pending

Speed of sound in QCD matter

Chong-long Xie, Guo-yun Shao, Wei-bo He, Xin-ran Yang, Xue-yan Gao

arxiv:2205.04614 v1 · 2022-05-10 · 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{UE7O4DNBOZLLSTXA5WV2WPZHKT}

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	2026-07-05T04:27:59.439859Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a13eee0da17656b94ee0edabab3f2754d83848e44d3a99df76fbc4de4241e2e3

Aliases

arxiv: 2205.04614 · arxiv_version: 2205.04614v1 · doi: 10.48550/arxiv.2205.04614 · pith_short_12: UE7O4DNBOZLL · pith_short_16: UE7O4DNBOZLLSTXA · pith_short_8: UE7O4DNB

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/UE7O4DNBOZLLSTXA5WV2WPZHKT \
  | 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: a13eee0da17656b94ee0edabab3f2754d83848e44d3a99df76fbc4de4241e2e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88591956a00cc47ad3f368376979599a7c4c8742c3c508ab2b1f8a4596ae959c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2022-05-10T01:22:13Z",
    "title_canon_sha256": "6ac790d72e59ee0896fffb38086d3434fc7aadc084b95a49abf034acfe932897"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.04614",
    "kind": "arxiv",
    "version": 1
  }
}