Pith Number

pith:OU4AUELP

pith:1999:OU4AUELPNNBFZ4OOHXOLF74EPY

not attested not anchored not stored refs pending

Microscopic Studies on Two-Phonon Giant Resonances

C.A. Bertulani, V.Yu. Ponomarev

arxiv:nucl-th/9908003 v1 · 1999-08-02 · 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{OU4AUELPNNBFZ4OOHXOLF74EPY}

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	2026-05-18T01:38:11.955736Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75380a116f6b425cf1ce3ddcb2ff847e3685d28dc09e5fbb2847e344d1603545

Aliases

arxiv: nucl-th/9908003 · arxiv_version: nucl-th/9908003v1 · doi: 10.48550/arxiv.nucl-th/9908003 · pith_short_12: OU4AUELPNNBF · pith_short_16: OU4AUELPNNBFZ4OO · pith_short_8: OU4AUELP

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/OU4AUELPNNBFZ4OOHXOLF74EPY \
  | 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: 75380a116f6b425cf1ce3ddcb2ff847e3685d28dc09e5fbb2847e344d1603545

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a6d49cfb6c4a3bbcc6c5324ef26953ea66547e2e09da2e2a18ec34cddb7be9f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "nucl-th",
    "submitted_at": "1999-08-02T15:10:49Z",
    "title_canon_sha256": "5ae88b2da1e5402ad421957344ae7e5235c864efc543438a86ec4e388b243c61"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nucl-th/9908003",
    "kind": "arxiv",
    "version": 1
  }
}