Pith Number

pith:U44TZUFN

pith:2010:U44TZUFNOOPNGHS2JM5VBC7P2A

not attested not anchored not stored refs pending

Shell structure in neutron-rich Ca and Ni nuclei under semi-realistic mean fields

H. Nakada

arxiv:1003.5720 v2 · 2010-03-30 · 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{U44TZUFNOOPNGHS2JM5VBC7P2A}

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	2026-05-18T02:33:40.064292Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7393cd0ad739ed31e5a4b3b508befd016199d1031951c9758af9495278a1018

Aliases

arxiv: 1003.5720 · arxiv_version: 1003.5720v2 · doi: 10.48550/arxiv.1003.5720 · pith_short_12: U44TZUFNOOPN · pith_short_16: U44TZUFNOOPNGHS2 · pith_short_8: U44TZUFN

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/U44TZUFNOOPNGHS2JM5VBC7P2A \
  | 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: a7393cd0ad739ed31e5a4b3b508befd016199d1031951c9758af9495278a1018

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08e84cf6ead5059fe3796253a3023a0208ab25c927d5d525846f4fe2e2fa3d18",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2010-03-30T02:33:00Z",
    "title_canon_sha256": "0c3755b7ca06c5e28b1b202372ade7eef20e5abab601cea84c501231525c6527"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.5720",
    "kind": "arxiv",
    "version": 2
  }
}