Pith Number

pith:PPWGO37H

pith:2013:PPWGO37HEPCE3MJY2D6R6PIEPD

not attested not anchored not stored refs pending

How "free" are free neutrons in neutron-star crusts and what does it imply for pulsar glitches ?

N. Chamel

arxiv:1301.2432 v1 · 2013-01-11 · 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{PPWGO37HEPCE3MJY2D6R6PIEPD}

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	2026-05-18T01:52:13.505424Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7bec676fe723c44db138d0fd1f3d0478f3185aa2b81b491ae852928deb04d961

Aliases

arxiv: 1301.2432 · arxiv_version: 1301.2432v1 · doi: 10.48550/arxiv.1301.2432 · pith_short_12: PPWGO37HEPCE · pith_short_16: PPWGO37HEPCE3MJY · pith_short_8: PPWGO37H

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/PPWGO37HEPCE3MJY2D6R6PIEPD \
  | 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: 7bec676fe723c44db138d0fd1f3d0478f3185aa2b81b491ae852928deb04d961

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c04507b1dc316bd29d3eb6715a316096f2296370f69e171fde17bb3e9e9ac39",
    "cross_cats_sorted": [
      "nucl-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-01-11T09:44:06Z",
    "title_canon_sha256": "a6aaa28f1a7ddc58298101bce69de241bfc446eeb9a0d6a044339dbdc3b57016"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.2432",
    "kind": "arxiv",
    "version": 1
  }
}