Pith Number

pith:JNGDQPMT

pith:2020:JNGDQPMTNRMD43G2N5Z2SPPA3S

not attested not anchored not stored refs pending

The Neutron Star Outer Crust Equation of State: A Machine Learning approach

Constan\c{c}a Provid\^encia, Kinjal Banerjee, Murarka Utsav Anil, Tuhin Malik

arxiv:2004.14196 v2 · 2020-04-29 · physics.comp-ph · nucl-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JNGDQPMTNRMD43G2N5Z2SPPA3S}

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	2026-07-05T04:16:10.962558Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b4c383d936c583e6cda6f73a93de0dc9d1ec7d2f82d7854c3d5b5e8c5d67679

Aliases

arxiv: 2004.14196 · arxiv_version: 2004.14196v2 · doi: 10.48550/arxiv.2004.14196 · pith_short_12: JNGDQPMTNRMD · pith_short_16: JNGDQPMTNRMD43G2 · pith_short_8: JNGDQPMT

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/JNGDQPMTNRMD43G2N5Z2SPPA3S \
  | 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: 4b4c383d936c583e6cda6f73a93de0dc9d1ec7d2f82d7854c3d5b5e8c5d67679

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf07197197e25b1002cc23ef416c6f0e1a02a61a2206cc38f2ac926b0a37c92c",
    "cross_cats_sorted": [
      "nucl-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2020-04-29T13:39:22Z",
    "title_canon_sha256": "f91ec9ac5d3b7f291d31cb343673ef7d3d683c8acce3a9ffa6375bc6327f0f17"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.14196",
    "kind": "arxiv",
    "version": 2
  }
}