Pith Number

pith:4Y32ZIQR

pith:2012:4Y32ZIQRKLLBOJUCZZDZELDSLV

not attested not anchored not stored refs pending

Ab initio study of the photoabsorption of $^4$He

K. Arai, W. Horiuchi, Y. Suzuki

arxiv:1202.0368 v1 · 2012-02-02 · nucl-th · nucl-ex

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4Y32ZIQRKLLBOJUCZZDZELDSLV}

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	2026-05-18T01:58:36.420220Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e637aca21152d6172682ce47922c725d7ced3a8a248a9554f41e4e4ae83dd988

Aliases

arxiv: 1202.0368 · arxiv_version: 1202.0368v1 · doi: 10.48550/arxiv.1202.0368 · pith_short_12: 4Y32ZIQRKLLB · pith_short_16: 4Y32ZIQRKLLBOJUC · pith_short_8: 4Y32ZIQR

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/4Y32ZIQRKLLBOJUCZZDZELDSLV \
  | 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: e637aca21152d6172682ce47922c725d7ced3a8a248a9554f41e4e4ae83dd988

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe0ddc7352dc96c135030709833fcdfb8a7e78a58ddc17129bacb95f888588d2",
    "cross_cats_sorted": [
      "nucl-ex"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2012-02-02T06:00:51Z",
    "title_canon_sha256": "df29d6ba2d00155966a43fc9777cfe9aebf23eb65c8cf98e6540cbeba5a76a6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.0368",
    "kind": "arxiv",
    "version": 1
  }
}