Pith Number

pith:WXI3BAW2

pith:2009:WXI3BAW2BYCVDLA5USBHFMZNEV

not attested not anchored not stored refs pending

Nuclear Resonances: The quest for large column densities and a new tool

A.A. Zdziarski, A. Iyudin, D.H. Hartmann, G. DiCocco, G. Kanbach, J. Greiner, K.T. Freese, N. Gehrels, S.E. Boggs

arxiv:0902.3525 v1 · 2009-02-20 · astro-ph.IM · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WXI3BAW2BYCVDLA5USBHFMZNEV}

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	2026-07-04T15:38:26.371586Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5d1b082da0e0551ac1da48272b32d255281e2663187a5f2650d465faee52fbf

Aliases

arxiv: 0902.3525 · arxiv_version: 0902.3525v1 · doi: 10.48550/arxiv.0902.3525 · pith_short_12: WXI3BAW2BYCV · pith_short_16: WXI3BAW2BYCVDLA5 · pith_short_8: WXI3BAW2

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/WXI3BAW2BYCVDLA5USBHFMZNEV \
  | 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: b5d1b082da0e0551ac1da48272b32d255281e2663187a5f2650d465faee52fbf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85aec155a88f733d833602a875fca84ea4d84c1cc87b8b819a9e2bfcbd706f3a",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2009-02-20T07:25:42Z",
    "title_canon_sha256": "55328b067d4854fe1e8f2d5da5ed441e916aef8a8235ca59530f78a37462e326"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.3525",
    "kind": "arxiv",
    "version": 1
  }
}