Pith Number

pith:2D2DVL7U

pith:2019:2D2DVL7UAZ3GLEL2KIKAL7SHYM

not attested not anchored not stored refs pending

Production of ultra-low radioactivity NaI(Tl) crystals for Dark Matter detectors

B. Xu (1), C. Tomei (2), G. DImperio (2), H.B. Zhao (1), I. Dafinei (2), J. Fang, M. Diemoz (2), Q (1).W. Tu (1), S.H. Yue (1), S. Nisi (3), V. Pettinacci (2), X.J. Yin (1), Y.W. Zhu (1), Y. Zhu (1), Z.W. Ge (1)

arxiv:1909.11692 v1 · 2019-09-25 · physics.ins-det · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2D2DVL7UAZ3GLEL2KIKAL7SHYM}

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	2026-07-05T00:07:26.903862Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0f43aaff4067665917a521405fe47c32452746f891e3853a6ee0f18d4d873e5

Aliases

arxiv: 1909.11692 · arxiv_version: 1909.11692v1 · doi: 10.48550/arxiv.1909.11692 · pith_short_12: 2D2DVL7UAZ3G · pith_short_16: 2D2DVL7UAZ3GLEL2 · pith_short_8: 2D2DVL7U

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/2D2DVL7UAZ3GLEL2KIKAL7SHYM \
  | 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: d0f43aaff4067665917a521405fe47c32452746f891e3853a6ee0f18d4d873e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f2f98c15fad277f0644f9172d20749c2f67980662fb56850f7892cc8249da23",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2019-09-25T18:13:14Z",
    "title_canon_sha256": "a3a85b3863db1d125a0035600d959b08c2b2afb186534b1cf33c6e40b936fb51"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.11692",
    "kind": "arxiv",
    "version": 1
  }
}