Pith Number

pith:VYNBVDVD

pith:2005:VYNBVDVDSDHTG6QMMOIFLQNJXV

not attested not anchored not stored refs pending

Bounds on the presence of quantum chaos in nuclear masses

Alejandro Frank, Jorge G. Hirsch, Jose Barea, Piet Van Isacker, Victor Velazquez

arxiv:nucl-th/0502083 v1 · 2005-02-26 · 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{VYNBVDVDSDHTG6QMMOIFLQNJXV}

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	2026-05-18T01:38:13.370988Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae1a1a8ea390cf337a0c639055c1a9bd68cd58fd3dbb9a247d21ca868a75413a

Aliases

arxiv: nucl-th/0502083 · arxiv_version: nucl-th/0502083v1 · doi: 10.48550/arxiv.nucl-th/0502083 · pith_short_12: VYNBVDVDSDHT · pith_short_16: VYNBVDVDSDHTG6QM · pith_short_8: VYNBVDVD

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/VYNBVDVDSDHTG6QMMOIFLQNJXV \
  | 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: ae1a1a8ea390cf337a0c639055c1a9bd68cd58fd3dbb9a247d21ca868a75413a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dead4c66448dbb0b19445d0cf30d32991831bdea23845eb39bd618a009018207",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "nucl-th",
    "submitted_at": "2005-02-26T02:43:04Z",
    "title_canon_sha256": "f9274d76f2a558108b653d06106770f91e0cbcef74d6073cd4762bf0f16855c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nucl-th/0502083",
    "kind": "arxiv",
    "version": 1
  }
}