Pith Number

pith:4F4BPPMD

pith:2008:4F4BPPMD4D3M2S7PZFD6GWLM2E

not attested not anchored not stored refs pending

Threshold of a Random Laser with Cold Atoms

Luis S. Froufe-P\'erez, R\'emi Carminati (LPEM), Robin Kaiser (INLN), William Guerin (INLN)

arxiv:0812.0266 v4 · 2008-12-01 · physics.atom-ph · cond-mat.dis-nn · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4F4BPPMD4D3M2S7PZFD6GWLM2E}

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	2026-05-18T02:15:12.414208Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e17817bd83e0f6cd4befc947e3596cd11659cddb6329981465a49f82b306b7e8

Aliases

arxiv: 0812.0266 · arxiv_version: 0812.0266v4 · doi: 10.48550/arxiv.0812.0266 · pith_short_12: 4F4BPPMD4D3M · pith_short_16: 4F4BPPMD4D3M2S7P · pith_short_8: 4F4BPPMD

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/4F4BPPMD4D3M2S7PZFD6GWLM2E \
  | 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: e17817bd83e0f6cd4befc947e3596cd11659cddb6329981465a49f82b306b7e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f071392b0c4ab29af5f685b6b688dd2f8430a18842135dd7a123b5f28559fb06",
    "cross_cats_sorted": [
      "cond-mat.dis-nn",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2008-12-01T10:59:40Z",
    "title_canon_sha256": "f9f156419c18dc499ef41505e86a3c025862a9dcad98bf189cbfa6920f9ae025"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.0266",
    "kind": "arxiv",
    "version": 4
  }
}