Pith Number

pith:Z27YCDI7

pith:2021:Z27YCDI75BCRKSGFXXOKI6WVDG

not attested not anchored not stored refs pending

Normal-ordering approximations and translational (non) invariance

A. Ekstr\"om, C. Forss\'en, G. R. Jansen, T. Dj\"arv

arxiv:2104.14820 v1 · 2021-04-30 · 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{Z27YCDI75BCRKSGFXXOKI6WVDG}

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.

Cited by

1 paper in Pith

Improved structure of calcium isotopes from ab initio calculations

Receipt and verification

First computed	2026-07-05T03:10:31.083688Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cebf810d1fe8451548c5bddca47ad5199f6f5cf8c4fd31efa0a62c7534e60d52

Aliases

arxiv: 2104.14820 · arxiv_version: 2104.14820v1 · doi: 10.48550/arxiv.2104.14820 · pith_short_12: Z27YCDI75BCR · pith_short_16: Z27YCDI75BCRKSGF · pith_short_8: Z27YCDI7

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/Z27YCDI75BCRKSGFXXOKI6WVDG \
  | 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: cebf810d1fe8451548c5bddca47ad5199f6f5cf8c4fd31efa0a62c7534e60d52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66a8fa9b86767c560e00ced4bb4da011fb4fa0653f3534aba12cfd16655066c6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2021-04-30T08:10:06Z",
    "title_canon_sha256": "1fa5a30d8b1d3da3df4ea03baa530dabe03a7a973e9fa9b832e60040048d86ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.14820",
    "kind": "arxiv",
    "version": 1
  }
}