Pith Number

pith:GIEW7KX5

pith:2003:GIEW7KX5BHWHWBJGXOMIILBS6B

not attested not anchored not stored refs pending

Effective fiber-coupling of entangled photons for quantum communication

A. M. Colla, A. V. Sergienko, F. A. Bovino, G. Castagnoli, G. Di Giuseppe, P. Varisco

arxiv:quant-ph/0303126 v1 · 2003-03-20 · 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{GIEW7KX5BHWHWBJGXOMIILBS6B}

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	2026-05-18T01:37:59.472644Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

32096faafd09ec7b0526bb98842c32f0446bbf8eac38f36c056b22202e5e8f59

Aliases

arxiv: quant-ph/0303126 · arxiv_version: quant-ph/0303126v1 · doi: 10.48550/arxiv.quant-ph/0303126 · pith_short_12: GIEW7KX5BHWH · pith_short_16: GIEW7KX5BHWHWBJG · pith_short_8: GIEW7KX5

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/GIEW7KX5BHWHWBJGXOMIILBS6B \
  | 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: 32096faafd09ec7b0526bb98842c32f0446bbf8eac38f36c056b22202e5e8f59

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8beadac0dfc91cf5ccc390af0885bb57b3315e4bd3060b616cd58fc58fc18790",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2003-03-20T10:22:48Z",
    "title_canon_sha256": "3aa68486168ff5d676380349ed66f2eedd51aa5a038af52fab52a68ef7b7f8a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0303126",
    "kind": "arxiv",
    "version": 1
  }
}