Pith Number

pith:BE6VCV3S

pith:2013:BE6VCV3SZCTC47JBMT2OBTC2BG

not attested not anchored not stored refs pending

Possible Constraints on the Density Dependence of the Nuclear Symmetry Energy from Quasiperiodic Oscillations in Soft Gamma Repeaters

Hajime Sotani, Kazuhiro Oyamatsu, Kei Iida, Ken'ichiro Nakazato

arxiv:1303.4500 v2 · 2013-03-19 · astro-ph.HE · nucl-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BE6VCV3SZCTC47JBMT2OBTC2BG}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T03:15:06.091638Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

093d515772c8a62e7d2164f4e0cc5a098e862e24433cb7dbe2387e83951c0464

Aliases

arxiv: 1303.4500 · arxiv_version: 1303.4500v2 · doi: 10.48550/arxiv.1303.4500 · pith_short_12: BE6VCV3SZCTC · pith_short_16: BE6VCV3SZCTC47JB · pith_short_8: BE6VCV3S

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/BE6VCV3SZCTC47JBMT2OBTC2BG \
  | 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: 093d515772c8a62e7d2164f4e0cc5a098e862e24433cb7dbe2387e83951c0464

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8b8eb11abfed787fcb547ef5cfab62774237f12fc2508907dd2d0743a2257db",
    "cross_cats_sorted": [
      "nucl-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-03-19T07:20:25Z",
    "title_canon_sha256": "f84be5fd1e52b3173839da914475e35f791cf6e19be5a9ae5b297a774374b831"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.4500",
    "kind": "arxiv",
    "version": 2
  }
}