Pith Number

pith:64IG34K2

pith:2007:64IG34K2UBEX6AHIG57LNJI4ZU

not attested not anchored not stored refs pending

Origin of $2_1^+$ Excitation Energy Dependence on Valence Nucleon Numbers

Dongwoo Cha, Eunja Ha

arxiv:nucl-th/0703035 v2 · 2007-03-13 · 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{64IG34K2UBEX6AHIG57LNJI4ZU}

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	2026-07-04T15:16:43.932010Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7106df15aa0497f00e8377eb6a51ccd29f9422255a3daadf1b0e729d7a94ae1

Aliases

arxiv: nucl-th/0703035 · arxiv_version: nucl-th/0703035v2 · doi: 10.48550/arxiv.nucl-th/0703035 · pith_short_12: 64IG34K2UBEX · pith_short_16: 64IG34K2UBEX6AHI · pith_short_8: 64IG34K2

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/64IG34K2UBEX6AHIG57LNJI4ZU \
  | 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: f7106df15aa0497f00e8377eb6a51ccd29f9422255a3daadf1b0e729d7a94ae1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c125eb5edeb5727a75b626162051a3578aa3832673f4890a761303bc209f2a1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "nucl-th",
    "submitted_at": "2007-03-13T03:20:50Z",
    "title_canon_sha256": "e9c71a152dbe6e4060d3c34165e1b17378fcfaa33e04d4d74e251d5a2fab2d0a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nucl-th/0703035",
    "kind": "arxiv",
    "version": 2
  }
}