Pith Number

pith:EA4Z4GLU

pith:2018:EA4Z4GLU7RALYLTUCG7ZYR6D2F

not attested not anchored not stored refs pending

Three-photon exchange nuclear structure correction in hydrogenic systems

Krzysztof Pachucki, Vladimir A. Yerokhin, Vojt\v{e}ch Patk\'o\v{s}

arxiv:1803.10313 v1 · 2018-03-27 · 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{EA4Z4GLU7RALYLTUCG7ZYR6D2F}

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	2026-05-18T00:12:08.756286Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20399e1974fc40bc2e7411bf9c47c3d17b84474b17ef6074b222ed841edf8f7a

Aliases

arxiv: 1803.10313 · arxiv_version: 1803.10313v1 · doi: 10.48550/arxiv.1803.10313 · pith_short_12: EA4Z4GLU7RAL · pith_short_16: EA4Z4GLU7RALYLTU · pith_short_8: EA4Z4GLU

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/EA4Z4GLU7RALYLTUCG7ZYR6D2F \
  | 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: 20399e1974fc40bc2e7411bf9c47c3d17b84474b17ef6074b222ed841edf8f7a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a30144a217b0c994fe670b9d46b0f95666a1113139006eff2df3cba62a110568",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2018-03-27T20:42:50Z",
    "title_canon_sha256": "8874d6975d24946247628ac1232b77b321a1e5005f1079c7f6eff18f9a4e5c2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.10313",
    "kind": "arxiv",
    "version": 1
  }
}