Pith Number

pith:ZULNZPO4

pith:2021:ZULNZPO4FJENHHUTMK35ON4OE7

not attested not anchored not stored refs pending

Constraining nuclear matter parameters and neutron star observables using PREX-2 and NICER data

Ankit Kumar, H. C. Das, S. K. Biswal, S. K. Patra

arxiv:2109.11895 v1 · 2021-09-24 · nucl-th · 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{ZULNZPO4FJENHHUTMK35ON4OE7}

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	2026-07-05T03:17:08.597909Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd16dcbddc2a48d39e9362b7d7378e27effbef2544645ac09b7b69c264d0abe5

Aliases

arxiv: 2109.11895 · arxiv_version: 2109.11895v1 · doi: 10.48550/arxiv.2109.11895 · pith_short_12: ZULNZPO4FJEN · pith_short_16: ZULNZPO4FJENHHUT · pith_short_8: ZULNZPO4

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/ZULNZPO4FJENHHUTMK35ON4OE7 \
  | 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: cd16dcbddc2a48d39e9362b7d7378e27effbef2544645ac09b7b69c264d0abe5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2eedba093a6fe075509025620124c1912163639a810646623f1ce7a9d7ffb4c6",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2021-09-24T11:34:22Z",
    "title_canon_sha256": "67172744eba5704405e26bbcbe2fb3436cde44c77c5741730ea92ae381332278"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.11895",
    "kind": "arxiv",
    "version": 1
  }
}