Pith Number

pith:6V7CVNUK

pith:2019:6V7CVNUK5K23ZTKCV6MA6VS43R

not attested not anchored not stored refs pending

Primordial scalar gravitational waves produced at the QCD phase transition due to the trace anomaly

De-Chang Dai, Dejan Stojkovic

arxiv:1905.05850 v2 · 2019-05-14 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6V7CVNUK5K23ZTKCV6MA6VS43R}

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	2026-07-04T23:51:42.736200Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f57e2ab68aeab5bccd42af980f565cdc785c93716d9306e7ee4e2e59f555e9ad

Aliases

arxiv: 1905.05850 · arxiv_version: 1905.05850v2 · doi: 10.48550/arxiv.1905.05850 · pith_short_12: 6V7CVNUK5K23 · pith_short_16: 6V7CVNUK5K23ZTKC · pith_short_8: 6V7CVNUK

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/6V7CVNUK5K23ZTKCV6MA6VS43R \
  | 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: f57e2ab68aeab5bccd42af980f565cdc785c93716d9306e7ee4e2e59f555e9ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a46949273588343bd8075fd53fe916df275bfd8aa4c2826d0c1d9b64175501c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-05-14T21:27:48Z",
    "title_canon_sha256": "173eda92aa2a86acddb778b639d3c9fa1187972cd77e0514264ee8ded7854c4d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.05850",
    "kind": "arxiv",
    "version": 2
  }
}