Pith Number

pith:M3MJXNHL

pith:2009:M3MJXNHLJ6JDCT4OJDQU76QU3G

not attested not anchored not stored refs pending

Constituent Quarks and the Spin of the Proton

G. Eldahoumi, H. Fritzsch

arxiv:0906.1139 v1 · 2009-06-05 · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M3MJXNHLJ6JDCT4OJDQU76QU3G}

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	2026-05-18T04:36:08.945407Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66d89bb4eb4f92314f8e48e14ffa14d9bbb0c3793eb1e9554a8ccaad5672e5c8

Aliases

arxiv: 0906.1139 · arxiv_version: 0906.1139v1 · doi: 10.48550/arxiv.0906.1139 · pith_short_12: M3MJXNHLJ6JD · pith_short_16: M3MJXNHLJ6JDCT4O · pith_short_8: M3MJXNHL

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/M3MJXNHLJ6JDCT4OJDQU76QU3G \
  | 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: 66d89bb4eb4f92314f8e48e14ffa14d9bbb0c3793eb1e9554a8ccaad5672e5c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cbe4a84b79ee48689cd0befb2054d0632c04e8cd7e5529526ddcc74719827ec6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2009-06-05T14:43:49Z",
    "title_canon_sha256": "f6b4d43852fd0f1c8b1ba2a9c5933c177990691644c6e83b8643b128822bcbb5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.1139",
    "kind": "arxiv",
    "version": 1
  }
}