Pith Number

pith:756ELAVJ

pith:2009:756ELAVJA3UTDLI7HXXH3DDBCZ

not attested not anchored not stored refs pending

Wavelength scaling of high-order harmonic yield from an optically prepared excited state atom

Jing Chen, Ya Cheng, Zhizhan Xu

arxiv:0904.0507 v1 · 2009-04-03 · physics.atom-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{756ELAVJA3UTDLI7HXXH3DDBCZ}

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	2026-05-18T02:14:07.804018Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff7c4582a906e931ad1f3dee7d8c61164923d75129c56c857c67e22d26d94b18

Aliases

arxiv: 0904.0507 · arxiv_version: 0904.0507v1 · doi: 10.48550/arxiv.0904.0507 · pith_short_12: 756ELAVJA3UT · pith_short_16: 756ELAVJA3UTDLI7 · pith_short_8: 756ELAVJ

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/756ELAVJA3UTDLI7HXXH3DDBCZ \
  | 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: ff7c4582a906e931ad1f3dee7d8c61164923d75129c56c857c67e22d26d94b18

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7afab7e05097ef3f5a9c83a31c849ceb8b658a442ce781b95eac6819ee97f2d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2009-04-03T03:51:26Z",
    "title_canon_sha256": "939d6c64bf3510d2de0cf81892641a0da20bc1e90f280e459a0cc991b07e00b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.0507",
    "kind": "arxiv",
    "version": 1
  }
}