Pith Number

pith:YXEPKPBE

pith:2006:YXEPKPBEATEBOMVLZ7EUQNIBXH

not attested not anchored not stored refs pending

Fast Light in Fully Coherent Gain Media

B.D. Clader, J.H. Eberly, Q-Han Park

arxiv:quant-ph/0604159 v2 · 2006-04-21 · 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{YXEPKPBEATEBOMVLZ7EUQNIBXH}

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	2026-07-04T14:54:43.022989Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5c8f53c2404c81732abcfc9483501b9e9f698d45fd502c4005ce18cd9ebd894

Aliases

arxiv: quant-ph/0604159 · arxiv_version: quant-ph/0604159v2 · doi: 10.48550/arxiv.quant-ph/0604159 · pith_short_12: YXEPKPBEATEB · pith_short_16: YXEPKPBEATEBOMVL · pith_short_8: YXEPKPBE

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/YXEPKPBEATEBOMVLZ7EUQNIBXH \
  | 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: c5c8f53c2404c81732abcfc9483501b9e9f698d45fd502c4005ce18cd9ebd894

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "096fca5c23c8175d5d7390f52f74db4c3277f7b4e478e96a125e8f7ee499d555",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2006-04-21T17:08:05Z",
    "title_canon_sha256": "d40fa83d0c5e4fe25caf4212b879f9828e5dae58f4937e238a5fe7609c0c1ee6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0604159",
    "kind": "arxiv",
    "version": 2
  }
}