Pith Number

pith:Z4A7YGHC

pith:2016:Z4A7YGHCXSHNMP6XZPA7RHVW3L

not attested not anchored not stored refs pending

Neutron star mass limit at $2M_\odot$ supports the existence of a CEP

D. Alvarez-Castillo, D. Blaschke, S. Benic, Sophia Han, S. Typel

arxiv:1608.02425 v1 · 2016-08-08 · nucl-th · astro-ph.HE · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z4A7YGHCXSHNMP6XZPA7RHVW3L}

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	2026-05-18T01:08:37.525630Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf01fc18e2bc8ed63fd7cbc1f89eb6daef1989cb46f39e539635ef063f3aeeea

Aliases

arxiv: 1608.02425 · arxiv_version: 1608.02425v1 · doi: 10.48550/arxiv.1608.02425 · pith_short_12: Z4A7YGHCXSHN · pith_short_16: Z4A7YGHCXSHNMP6X · pith_short_8: Z4A7YGHC

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/Z4A7YGHCXSHNMP6XZPA7RHVW3L \
  | 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: cf01fc18e2bc8ed63fd7cbc1f89eb6daef1989cb46f39e539635ef063f3aeeea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d297d87481792c1b3189374964085d81c83b93087ecbd9bd71ce591da9be465",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2016-08-08T13:40:39Z",
    "title_canon_sha256": "a62775f45cd195a7b883a62ca13b18886577f1124e0e9b4bb6b2bc96ce59f4e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.02425",
    "kind": "arxiv",
    "version": 1
  }
}