Pith Number

pith:VW4GZWPV

pith:2026:VW4GZWPV2ILQMG5MWEOQICL4MQ

not attested not anchored not stored refs pending

Constraining the High-Density Equation of State with Present and Future NICER Observations Using Physics-Informed Regularized Machine Learning

Asim Kumar Saha, Ritam Mallick, Utkarsh Atul Deshmukh

arxiv:2607.12722 v1 · 2026-07-14 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VW4GZWPV2ILQMG5MWEOQICL4MQ}

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	2026-07-15T01:22:14.431947Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

adb86cd9f5d217061bacb11d04097c6402f664572936481aacbca7a889b620ed

Aliases

arxiv: 2607.12722 · arxiv_version: 2607.12722v1 · doi: 10.48550/arxiv.2607.12722 · pith_short_12: VW4GZWPV2ILQ · pith_short_16: VW4GZWPV2ILQMG5M · pith_short_8: VW4GZWPV

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/VW4GZWPV2ILQMG5MWEOQICL4MQ \
  | 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: adb86cd9f5d217061bacb11d04097c6402f664572936481aacbca7a889b620ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c57d1175d3620e84c9dd4fd1a261debd7802e9b2ffb291796a8b9dd41a4564fe",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2026-07-14T12:46:47Z",
    "title_canon_sha256": "4e15b2c0d876e84a1d7fe56b3ba341a5989a08099c2f0f7aafa88c57f34c516b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.12722",
    "kind": "arxiv",
    "version": 1
  }
}