Pith Number

pith:DWFQWAUW

pith:2015:DWFQWAUW6OZ2RIQAKXWDWZSAZM

not attested not anchored not stored refs pending

Completing the picture of the Roper resonance

Bruno El-Bennich, Craig D. Roberts, Eduardo Rojas, Hong-shi Zong, Ian C. Cloet, Jorge Segovia, Shu-sheng Xu

arxiv:1504.04386 v1 · 2015-04-16 · nucl-th · hep-lat · hep-ph · nucl-ex

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DWFQWAUW6OZ2RIQAKXWDWZSAZM}

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	2026-05-18T01:28:56.729214Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d8b0b0296f3b3a8a20055ec3b6640cb333e9f6a43394343e361e27924840435

Aliases

arxiv: 1504.04386 · arxiv_version: 1504.04386v1 · doi: 10.48550/arxiv.1504.04386 · pith_short_12: DWFQWAUW6OZ2 · pith_short_16: DWFQWAUW6OZ2RIQA · pith_short_8: DWFQWAUW

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/DWFQWAUW6OZ2RIQAKXWDWZSAZM \
  | 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: 1d8b0b0296f3b3a8a20055ec3b6640cb333e9f6a43394343e361e27924840435

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ba44b0b82fa7ec1bfede2904d47d687a4eee5b1799f18da77e86dd1c26814c0",
    "cross_cats_sorted": [
      "hep-lat",
      "hep-ph",
      "nucl-ex"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2015-04-16T20:34:39Z",
    "title_canon_sha256": "63686691d73a093687d38a754a1e6dceb52d7cb9654edfd2abbb53459333f818"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.04386",
    "kind": "arxiv",
    "version": 1
  }
}