Pith Number

pith:QDP5UDVG

pith:2002:QDP5UDVGXMPCDAAUB3CVPKYAJV

not attested not anchored not stored refs pending

On the difference between proton and neutron spin-orbit splittings in nuclei

B. Fogelberg, H. Mach, K. I. Erokhina, M. Sanchez-Vega, V. I. Isakov

arxiv:nucl-th/0202044 v1 · 2002-02-14 · 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{QDP5UDVGXMPCDAAUB3CVPKYAJV}

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	2026-07-04T14:42:27.492939Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80dfda0ea6bb1e2180140ec557ab004d640bc6ef16f3a779bd663781d3a7e532

Aliases

arxiv: nucl-th/0202044 · arxiv_version: nucl-th/0202044v1 · doi: 10.48550/arxiv.nucl-th/0202044 · pith_short_12: QDP5UDVGXMPC · pith_short_16: QDP5UDVGXMPCDAAU · pith_short_8: QDP5UDVG

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/QDP5UDVGXMPCDAAUB3CVPKYAJV \
  | 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: 80dfda0ea6bb1e2180140ec557ab004d640bc6ef16f3a779bd663781d3a7e532

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7a83a9eab450ead581a1094e8f36062490b507fbac9ae2804a25fa20948fee1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "nucl-th",
    "submitted_at": "2002-02-14T12:09:42Z",
    "title_canon_sha256": "cf6eb9a600dbbee85d6e069ba31ca780fe22621e6354b0fd751a8224af51d06e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nucl-th/0202044",
    "kind": "arxiv",
    "version": 1
  }
}