Pith Number

pith:O7OCG2GA

pith:2004:O7OCG2GAQNUXEPMKNFWZGLKURR

not attested not anchored not stored refs pending

Coincidence Subwavelength Interference by a Classical Thermal Light

De-zhong Cao, Kaige Wang

arxiv:quant-ph/0404078 v1 · 2004-04-13 · 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{O7OCG2GAQNUXEPMKNFWZGLKURR}

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	2026-07-04T14:46:34.293372Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77dc2368c08369723d8a696d932d548c6039d1fcccf8854379e3e223a0471e4a

Aliases

arxiv: quant-ph/0404078 · arxiv_version: quant-ph/0404078v1 · doi: 10.48550/arxiv.quant-ph/0404078 · pith_short_12: O7OCG2GAQNUX · pith_short_16: O7OCG2GAQNUXEPMK · pith_short_8: O7OCG2GA

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/O7OCG2GAQNUXEPMKNFWZGLKURR \
  | 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: 77dc2368c08369723d8a696d932d548c6039d1fcccf8854379e3e223a0471e4a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ef50505af8328a2c535fcff87380fcb121bb4ac90bc47c75b604f881f1bc5bf",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2004-04-13T04:46:54Z",
    "title_canon_sha256": "b362f4861218308ad96d18274ad272800b14a030fe86715c8f1281e3323d7de6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0404078",
    "kind": "arxiv",
    "version": 1
  }
}