Pith Number

pith:JQ3ZDPG3

pith:2019:JQ3ZDPG3YOUNAWAL45Z2RTLG2F

not attested not anchored not stored refs pending

Multi-quark matrix elements in the proton and three gluon exchange for exclusive $\eta_c$ production in photon-proton diffractive scattering

Adrian Dumitru, Tomasz Stebel

arxiv:1903.07660 v2 · 2019-03-18 · 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{JQ3ZDPG3YOUNAWAL45Z2RTLG2F}

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	2026-05-17T23:44:54.893740Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4c3791bcdbc3a8d0580be773a8cd66d173bd0fde5cf5dc287eaa6397b522b2c5

Aliases

arxiv: 1903.07660 · arxiv_version: 1903.07660v2 · doi: 10.48550/arxiv.1903.07660 · pith_short_12: JQ3ZDPG3YOUN · pith_short_16: JQ3ZDPG3YOUNAWAL · pith_short_8: JQ3ZDPG3

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/JQ3ZDPG3YOUNAWAL45Z2RTLG2F \
  | 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: 4c3791bcdbc3a8d0580be773a8cd66d173bd0fde5cf5dc287eaa6397b522b2c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b68819a7637c52c8b3ee420f400e8fafb4ec7c60e19a96318979371b7d748766",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2019-03-18T18:33:53Z",
    "title_canon_sha256": "2dd00aa41dd08f7016f9aa26b988afad0a6c49f14f57366676a5d5f8ea8d89ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.07660",
    "kind": "arxiv",
    "version": 2
  }
}