Pith Number

pith:IFMNNS7O

pith:2004:IFMNNS7OJQ6LCQ3Z4PCZZV3DZN

not attested not anchored not stored refs pending

Relativistic Coulomb problem for particles with arbitrary half-integer spin

A. G. Nikitin, J. Niederle

arxiv:hep-th/0412214 v2 · 2004-12-18 · hep-th · quant-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{IFMNNS7OJQ6LCQ3Z4PCZZV3DZN}

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	2026-05-18T01:38:45.942339Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4158d6cbee4c3cb14379e3c59cd763cb5e2a161c9f6ad73e588b6f52008e07fa

Aliases

arxiv: hep-th/0412214 · arxiv_version: hep-th/0412214v2 · doi: 10.48550/arxiv.hep-th/0412214 · pith_short_12: IFMNNS7OJQ6L · pith_short_16: IFMNNS7OJQ6LCQ3Z · pith_short_8: IFMNNS7O

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/IFMNNS7OJQ6LCQ3Z4PCZZV3DZN \
  | 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: 4158d6cbee4c3cb14379e3c59cd763cb5e2a161c9f6ad73e588b6f52008e07fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04b437558bb00b341a1f4c35f2b6169f77c532364a9a71dc66cb370b33e4a06a",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2004-12-18T14:27:51Z",
    "title_canon_sha256": "d385245dd0d7098094f365466fab0c7d76e4748f4b76ec7142cc9189b5ebe273"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0412214",
    "kind": "arxiv",
    "version": 2
  }
}