Pith Number

pith:QE7NJD7C

pith:2019:QE7NJD7CMSYHKPTRLWKQXOS5J6

not attested not anchored not stored refs pending

Growth of Ultra-high Purity NaI(Tl) Crystal for Dark Matter Searches

Burkhant Suerfu, Frank Calaprice, Guido Ciampi, Joshua Tower, Masayuki Wada, Michael Souza, Winston Peloso

arxiv:1910.03782 v2 · 2019-10-09 · physics.ins-det · hep-ex · nucl-ex

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QE7NJD7CMSYHKPTRLWKQXOS5J6}

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	2026-07-05T00:45:11.509713Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

813ed48fe264b0753e715d950bba5d4f83bf51f0a3522785ecc717d520d2c475

Aliases

arxiv: 1910.03782 · arxiv_version: 1910.03782v2 · doi: 10.48550/arxiv.1910.03782 · pith_short_12: QE7NJD7CMSYH · pith_short_16: QE7NJD7CMSYHKPTR · pith_short_8: QE7NJD7C

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/QE7NJD7CMSYHKPTRLWKQXOS5J6 \
  | 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: 813ed48fe264b0753e715d950bba5d4f83bf51f0a3522785ecc717d520d2c475

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a85276796568ecf21c9703fc4af533aeaf02faa03251d005aa204c05935129f",
    "cross_cats_sorted": [
      "hep-ex",
      "nucl-ex"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2019-10-09T04:09:47Z",
    "title_canon_sha256": "0a45af49acdcba16c969ef624cf99b9ec6efa1ad312d2dd49ea55c9bbe1a326a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.03782",
    "kind": "arxiv",
    "version": 2
  }
}