Pith Number

pith:U3AOQCXK

pith:2010:U3AOQCXKNFULMFHHRZRPY6I7S3

not attested not anchored not stored refs pending

Classical picture of post-exponential decay

D. W. L. Sprung, E. Torrontegui, J. G. Muga, J. Martorell

arxiv:1003.4659 v2 · 2010-03-24 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U3AOQCXKNFULMFHHRZRPY6I7S3}

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	2026-05-18T02:08:23.565931Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6c0e80aea6968b614e78e62fc791f96e6ea6b4136bce8f144460105ffcf60fc

Aliases

arxiv: 1003.4659 · arxiv_version: 1003.4659v2 · doi: 10.48550/arxiv.1003.4659 · pith_short_12: U3AOQCXKNFUL · pith_short_16: U3AOQCXKNFULMFHH · pith_short_8: U3AOQCXK

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/U3AOQCXKNFULMFHHRZRPY6I7S3 \
  | 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: a6c0e80aea6968b614e78e62fc791f96e6ea6b4136bce8f144460105ffcf60fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "232b38025d9934e6f661ee10120b3cd5bb3a023dd4e262f2d6a3163206fc119e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-03-24T14:57:30Z",
    "title_canon_sha256": "54b2b78966ba456b11b590f8a0efdf4c6a75504d189447a1b869dd7b7eb3c0ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.4659",
    "kind": "arxiv",
    "version": 2
  }
}