Pith Number

pith:NDF37NC3

pith:2008:NDF37NC3HAOYC4SZHHZMKFOJ2M

not attested not anchored not stored refs pending

Second-order effects on the hyperfine structure of $P$ states of alkali-metal atoms

A. Derevianko, K. Beloy

arxiv:0807.4210 v1 · 2008-07-26 · physics.atom-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NDF37NC3HAOYC4SZHHZMKFOJ2M}

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	2026-05-18T04:18:33.346733Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68cbbfb45b381d81725939f2c515c9d330273a07de1d78e6389d095bfea7cfac

Aliases

arxiv: 0807.4210 · arxiv_version: 0807.4210v1 · doi: 10.48550/arxiv.0807.4210 · pith_short_12: NDF37NC3HAOY · pith_short_16: NDF37NC3HAOYC4SZ · pith_short_8: NDF37NC3

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/NDF37NC3HAOYC4SZHHZMKFOJ2M \
  | 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: 68cbbfb45b381d81725939f2c515c9d330273a07de1d78e6389d095bfea7cfac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f1bb3020d8ea2d4b150a31db7a0d8d2405fb0cce6974d79055dae8867335fc4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2008-07-26T01:48:24Z",
    "title_canon_sha256": "c558ea9691255b923eeeab50658e126c8584db884c54770f771d4953c5ce6e7f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0807.4210",
    "kind": "arxiv",
    "version": 1
  }
}