Pith Number

pith:Y4AZYWMF

pith:2009:Y4AZYWMFAXLLV4EQJQIZ2DC4RT

not attested not anchored not stored refs pending

Interference contrast in multi-source few photon optics

Harald Weinfurter, Marcin Wiesniak, Marek Zukowski, Mohamed Bourennane, Wieslaw Laskowski

arxiv:0903.1090 v2 · 2009-03-05 · 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{Y4AZYWMFAXLLV4EQJQIZ2DC4RT}

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	2026-05-18T02:14:37.023977Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7019c598505d6baf0904c119d0c5c8ced8fcf8452d92250d0de60ea8dccf6f1

Aliases

arxiv: 0903.1090 · arxiv_version: 0903.1090v2 · doi: 10.48550/arxiv.0903.1090 · pith_short_12: Y4AZYWMFAXLL · pith_short_16: Y4AZYWMFAXLLV4EQ · pith_short_8: Y4AZYWMF

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/Y4AZYWMFAXLLV4EQJQIZ2DC4RT \
  | 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: c7019c598505d6baf0904c119d0c5c8ced8fcf8452d92250d0de60ea8dccf6f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3625f58cc20577ed81e20d3541bb729a0abe658be0232ab88096ae8bcd55e73d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-03-05T20:06:27Z",
    "title_canon_sha256": "1db4f1251e8f6b8e009af8528c2177ccb1535cddf5d9aab3aeb601225d190321"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.1090",
    "kind": "arxiv",
    "version": 2
  }
}