Pith Number

pith:AZEBNXSZ

pith:2008:AZEBNXSZQRICAIR7647OTKEGZD

not attested not anchored not stored refs pending

Fast and simple characterization of a photon pair source

Felix Bussieres, Joshua A. Slater, Nicolas Godbout, Wolfgang Tittel

arxiv:0808.2674 v2 · 2008-08-20 · 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{AZEBNXSZQRICAIR7647OTKEGZD}

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	2026-05-18T04:05:46.256429Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

064816de59845020223ff73ee9a886c8f0643aed4026e7f097bb1fa0738e17a7

Aliases

arxiv: 0808.2674 · arxiv_version: 0808.2674v2 · doi: 10.48550/arxiv.0808.2674 · pith_short_12: AZEBNXSZQRIC · pith_short_16: AZEBNXSZQRICAIR7 · pith_short_8: AZEBNXSZ

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/AZEBNXSZQRICAIR7647OTKEGZD \
  | 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: 064816de59845020223ff73ee9a886c8f0643aed4026e7f097bb1fa0738e17a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5804e69a11e3a8df2eca7f799d2dfe6e3fc3c36eb061b1d79a89d80cf6a79f2c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2008-08-20T00:08:45Z",
    "title_canon_sha256": "019230539fa40f9e4d851717d4a31cf6eaaa744d5a7ed302b5e076ad83d4254c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0808.2674",
    "kind": "arxiv",
    "version": 2
  }
}