Pith Number

pith:KW4C45OS

pith:2015:KW4C45OS4Z6ZB6OBA6GVMYOYI3

not attested not anchored not stored refs pending

Gain-assisted superluminal light propagation through a Bose-Einstein condensate cavity system

Mohammad Mahmoudi, Saeed Ghanbari, S. Hamide Kazemi

arxiv:1504.05973 v2 · 2015-04-22 · cond-mat.quant-gas · 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{KW4C45OS4Z6ZB6OBA6GVMYOYI3}

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	2026-05-18T01:20:46.555069Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55b82e75d2e67d90f9c1078d5661d846fe18054baa61d7ba4eb09bce6b494946

Aliases

arxiv: 1504.05973 · arxiv_version: 1504.05973v2 · doi: 10.48550/arxiv.1504.05973 · pith_short_12: KW4C45OS4Z6Z · pith_short_16: KW4C45OS4Z6ZB6OB · pith_short_8: KW4C45OS

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/KW4C45OS4Z6ZB6OBA6GVMYOYI3 \
  | 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: 55b82e75d2e67d90f9c1078d5661d846fe18054baa61d7ba4eb09bce6b494946

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d3f7423e7061bf7bc88c50368b955dbee48c3319dd221082cf781abdf24581f6",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.quant-gas",
    "submitted_at": "2015-04-22T20:27:42Z",
    "title_canon_sha256": "1e810352fd90c46c6122cc13ca37560c6946d98aac5ff8f976c89a75a557e4d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.05973",
    "kind": "arxiv",
    "version": 2
  }
}