Pith Number

pith:YSXXZ5QR

pith:2010:YSXXZ5QRQKORKOOAJJ5PDEJK5P

not attested not anchored not stored refs pending

Magic radioactivity of 252Cf

A. Sandulescu, D.S. Delion, M. Mirea

arxiv:1003.5761 v2 · 2010-03-30 · 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{YSXXZ5QRQKORKOOAJJ5PDEJK5P}

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	2026-05-18T02:24:26.105080Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4af7cf611829d1539c04a7af1912aebf5460c9173e338033fecfd65c5c1993e

Aliases

arxiv: 1003.5761 · arxiv_version: 1003.5761v2 · doi: 10.48550/arxiv.1003.5761 · pith_short_12: YSXXZ5QRQKOR · pith_short_16: YSXXZ5QRQKORKOOA · pith_short_8: YSXXZ5QR

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/YSXXZ5QRQKORKOOAJJ5PDEJK5P \
  | 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: c4af7cf611829d1539c04a7af1912aebf5460c9173e338033fecfd65c5c1993e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94fc03dcc2c3753ff7a7c86467c6989b9aa3b4958f411b88541622740a0201f6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2010-03-30T08:34:20Z",
    "title_canon_sha256": "fcb972cbc7616e59555c6d476165a29ae48721bbcbe7f1ff9a2cbe7c9e646a63"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.5761",
    "kind": "arxiv",
    "version": 2
  }
}