Pith Number

pith:S4WF36L6

pith:2013:S4WF36L6LDVDMEEASE3C4EOX6A

not attested not anchored not stored refs pending

Conditioning the gamma spectrometer for activity measurement at very high background

Liguo Zhang, Weihua Yan, Zhao Zhang, Zhigang Xiao

arxiv:1305.0903 v1 · 2013-05-04 · physics.ins-det · 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{S4WF36L6LDVDMEEASE3C4EOX6A}

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	2026-05-18T03:26:31.400461Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

972c5df97e58ea36108091362e11d7f006b9faea2d18d962219ed97e0ebde3fe

Aliases

arxiv: 1305.0903 · arxiv_version: 1305.0903v1 · doi: 10.48550/arxiv.1305.0903 · pith_short_12: S4WF36L6LDVD · pith_short_16: S4WF36L6LDVDMEEA · pith_short_8: S4WF36L6

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/S4WF36L6LDVDMEEASE3C4EOX6A \
  | 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: 972c5df97e58ea36108091362e11d7f006b9faea2d18d962219ed97e0ebde3fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "614a9fecbc9df7aa26137f2c7fd825d418da1c92449ff23cdd6b4f0a08d6ccc4",
    "cross_cats_sorted": [
      "nucl-ex"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2013-05-04T09:49:44Z",
    "title_canon_sha256": "282a616c0b1a842664220ce9c7cc71c54065fac78d15930800c69808efcab464"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.0903",
    "kind": "arxiv",
    "version": 1
  }
}