Pith Number

pith:GPZXLHMT

pith:2013:GPZXLHMT5LWC57SFFYQTCDCNSC

not attested not anchored not stored refs pending

Ground state hyperfine splitting in ^6,7Li atoms and the nuclear structure

Krzysztof Pachucki, Mariusz Puchalski

arxiv:1310.2161 v2 · 2013-10-08 · physics.atom-ph · nucl-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GPZXLHMT5LWC57SFFYQTCDCNSC}

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	2026-05-18T01:47:13.700892Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

33f3759d93eaec2efe452e21310c4d90a04669250c584a909654e75b2f765f0a

Aliases

arxiv: 1310.2161 · arxiv_version: 1310.2161v2 · doi: 10.48550/arxiv.1310.2161 · pith_short_12: GPZXLHMT5LWC · pith_short_16: GPZXLHMT5LWC57SF · pith_short_8: GPZXLHMT

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/GPZXLHMT5LWC57SFFYQTCDCNSC \
  | 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: 33f3759d93eaec2efe452e21310c4d90a04669250c584a909654e75b2f765f0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53127775a2641e4caa3c3f74448fd4b07002c1c73c77c9db8052336c9dc9c8ec",
    "cross_cats_sorted": [
      "nucl-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2013-10-08T14:49:32Z",
    "title_canon_sha256": "d9bbd3d6beabb4014d31b7fc822f4d872db45cad761a4a119c2d94ed7cdd7a24"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.2161",
    "kind": "arxiv",
    "version": 2
  }
}