Pith Number

pith:ATWQ4CQR

pith:2013:ATWQ4CQR2RV635ATKSER4AXDGT

not attested not anchored not stored refs pending

Radioactive contamination of BaF2 crystal scintillator

A. Di Marco, A. Incicchitti, D.V. Poda, F.A. Danevich, F. Cappella, O.G. Polischuk, P. Belli, R. Bernabei, R. Cerulli, V. Caracciolo, V.I. Tretyak

arxiv:1312.4735 v1 · 2013-12-17 · nucl-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{ATWQ4CQR2RV635ATKSER4AXDGT}

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	2026-05-18T03:04:23.243604Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

04ed0e0a11d46bedf41354891e02e334efb0fbcc826952e33bf1d609f4ed7c05

Aliases

arxiv: 1312.4735 · arxiv_version: 1312.4735v1 · doi: 10.48550/arxiv.1312.4735 · pith_short_12: ATWQ4CQR2RV6 · pith_short_16: ATWQ4CQR2RV635AT · pith_short_8: ATWQ4CQR

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/ATWQ4CQR2RV635ATKSER4AXDGT \
  | 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: 04ed0e0a11d46bedf41354891e02e334efb0fbcc826952e33bf1d609f4ed7c05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8082fe06eecc100c060c506ffd5f7b3668843c6e40198cdc3d3aef1e7deade1",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-ex",
    "submitted_at": "2013-12-17T12:00:42Z",
    "title_canon_sha256": "bc1c680c7a3769d18735ffb46604bc5bbbf24b48b158088179a9a50c8816ac80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.4735",
    "kind": "arxiv",
    "version": 1
  }
}