Pith Number

pith:HROUOXPC

pith:2012:HROUOXPCV6TRIM4QMCXDILZMO6

not attested not anchored not stored refs pending

Constraints on the symmetry energy from neutron star observations

Bao-An Li, De-Hua Wen, M. Gearheart, W. G. Newton

arxiv:1212.4539 v1 · 2012-12-18 · astro-ph.HE · 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{HROUOXPCV6TRIM4QMCXDILZMO6}

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	2026-05-18T01:52:30.679732Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c5d475de2afa714339060ae342f2c77879b835e68651aba149885ddc79985a3

Aliases

arxiv: 1212.4539 · arxiv_version: 1212.4539v1 · doi: 10.48550/arxiv.1212.4539 · pith_short_12: HROUOXPCV6TR · pith_short_16: HROUOXPCV6TRIM4Q · pith_short_8: HROUOXPC

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/HROUOXPCV6TRIM4QMCXDILZMO6 \
  | 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: 3c5d475de2afa714339060ae342f2c77879b835e68651aba149885ddc79985a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5aa757af319194149106414e13a8648bfdf682f78654e705b534d2f72e34a5e4",
    "cross_cats_sorted": [
      "nucl-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-12-18T23:51:12Z",
    "title_canon_sha256": "b83ca154d97323981d563464f366e2463745f6d9b3196a9a1676f93b3ffbb5b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.4539",
    "kind": "arxiv",
    "version": 1
  }
}