Pith Number

pith:KAU22OBU

pith:2004:KAU22OBU2CTE4YZYXVL474F64U

not attested not anchored not stored refs pending

Entangled Two-Photon Wave Packet in a Dispersive Medium

Alejandra Valencia, Alexei Trifonov, Maria V. Chekhova, Yanhua Shih

arxiv:quant-ph/0407201 v1 · 2004-07-26 · 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{KAU22OBU2CTE4YZYXVL474F64U}

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	2026-05-18T01:05:03.359970Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5029ad3834d0a64e6338bd57cff0bee52c024ffccfa5c87c41fc3f89dce6d3fe

Aliases

arxiv: quant-ph/0407201 · arxiv_version: quant-ph/0407201v1 · doi: 10.48550/arxiv.quant-ph/0407201 · pith_short_12: KAU22OBU2CTE · pith_short_16: KAU22OBU2CTE4YZY · pith_short_8: KAU22OBU

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/KAU22OBU2CTE4YZYXVL474F64U \
  | 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: 5029ad3834d0a64e6338bd57cff0bee52c024ffccfa5c87c41fc3f89dce6d3fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13f64a7fb69d21838e463c928e29c4e579f60bb693406231641926d1ac51c7ac",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2004-07-26T16:01:43Z",
    "title_canon_sha256": "90af00807202015acb602e61d0ab53cba5ce28017442434b979916677605c9e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0407201",
    "kind": "arxiv",
    "version": 1
  }
}