Pith Number

pith:GHXN7UT5

pith:2009:GHXN7UT5SIT2LMMDDIUUIZLBFA

not attested not anchored not stored refs pending

Broadband Purcell effect: Radiative decay engineering with metamaterials

Evgenii Narimanov, Igor Smolyaninov, Zubin Jacob

arxiv:0910.3981 v3 · 2009-10-21 · 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{GHXN7UT5SIT2LMMDDIUUIZLBFA}

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	2026-05-18T03:56:34.263557Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31eedfd27d9227a5b1831a294465612839a149624937304bd72997c98271b40f

Aliases

arxiv: 0910.3981 · arxiv_version: 0910.3981v3 · doi: 10.48550/arxiv.0910.3981 · pith_short_12: GHXN7UT5SIT2 · pith_short_16: GHXN7UT5SIT2LMMD · pith_short_8: GHXN7UT5

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/GHXN7UT5SIT2LMMDDIUUIZLBFA \
  | 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: 31eedfd27d9227a5b1831a294465612839a149624937304bd72997c98271b40f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "46abe4905a7831b78b79ec93a171ca35f6587beed96bc2b48e8da56183b4cb7e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2009-10-21T01:12:41Z",
    "title_canon_sha256": "44bf8b4f73f0bb796affe5117b145b8a7cb9823f3af387aee451e229f61a2676"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.3981",
    "kind": "arxiv",
    "version": 3
  }
}