Pith Number

pith:N2HKDNJL

pith:2008:N2HKDNJL7HRAI3FJ7XXF2UBSRC

not attested not anchored not stored refs pending

The Energy of Heavy Atoms According to Brown and Ravenhall: The Scott Correction

Heinz Siedentop, Rupert L. Frank, Simone Warzel

arxiv:0805.4441 v2 · 2008-05-28 · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N2HKDNJL7HRAI3FJ7XXF2UBSRC}

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	2026-05-18T04:41:44.254524Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e8ea1b52bf9e2046ca9fdee5d503288a65ee2a75c79b16646f4dba160b98a09

Aliases

arxiv: 0805.4441 · arxiv_version: 0805.4441v2 · doi: 10.48550/arxiv.0805.4441 · pith_short_12: N2HKDNJL7HRA · pith_short_16: N2HKDNJL7HRAI3FJ · pith_short_8: N2HKDNJL

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/N2HKDNJL7HRAI3FJ7XXF2UBSRC \
  | 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: 6e8ea1b52bf9e2046ca9fdee5d503288a65ee2a75c79b16646f4dba160b98a09

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f79573d3e64657c40c527aa3a6c420732cb6117cf240c94d12b3ba92944bed90",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2008-05-28T22:01:27Z",
    "title_canon_sha256": "de2d0f300f8621f7e23228331ab58e93cddda0b014215426638a5e519a011086"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0805.4441",
    "kind": "arxiv",
    "version": 2
  }
}