Pith Number

pith:ECCAV6VJ

pith:2019:ECCAV6VJXN2XQCYIP6SIRJGWOW

not attested not anchored not stored refs pending

Study of muon pair production from positron annihilation at threshold energy

A. Bertolin, A. Cappati, A. Paccagnella, A. Triossi, B. Kiani, B. Ponzio, C. Biino, C. Brizzolari, C. Curatolo, D. Lucchesi, E. Vallazza, F. Anulli, F. Collamati, F. Gonella, F. Iacoangeli, G. Ballerini, G. Cavoto, G. Cotto, J. Pazzini, L. Bandiera, L. Sestini, M. Antonelli, M. Bauce, M. Boscolo, M. Casarsa, M. Iafrati, M. Pelliccioni, M. Prest, M. Ricci, M. Rotondo, M. Soldani, M. Zanetti, N. Amapane, N. Bartosik, N. Pastrone, O. R. Blanco-Garcia, O. Sans Planell, R. Di Nardo, R. Rossin, S. Hoh, S. Ventura, V. Mascagna

arxiv:1909.13716 v2 · 2019-09-30 · hep-ex · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ECCAV6VJXN2XQCYIP6SIRJGWOW}

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	2026-07-05T00:56:33.883338Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20840afaa9bb75780b087fa488a4d675b686634855bab390e4a393345bdd4b52

Aliases

arxiv: 1909.13716 · arxiv_version: 1909.13716v2 · doi: 10.48550/arxiv.1909.13716 · pith_short_12: ECCAV6VJXN2X · pith_short_16: ECCAV6VJXN2XQCYI · pith_short_8: ECCAV6VJ

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/ECCAV6VJXN2XQCYIP6SIRJGWOW \
  | 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: 20840afaa9bb75780b087fa488a4d675b686634855bab390e4a393345bdd4b52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc0e1137a14ea4f4ef3e769aca3dbcc5dfaa36f39285de5a594dd2f8dcb5fb46",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ex",
    "submitted_at": "2019-09-30T14:02:37Z",
    "title_canon_sha256": "80ea598074bf4fcad6d0af969f7fe2f286cb98eba845afe5db48b3a3a2025e27"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.13716",
    "kind": "arxiv",
    "version": 2
  }
}