Pith Number

pith:7P45OFDW

pith:2012:7P45OFDW2B3FJPZP4OPKVEU2GA

not attested not anchored not stored refs pending

Observation of micro-macro entanglement of light

A. Chandra, A. I. Lvovsky, A. S. Prasad, C. Simon, R. Ghobadi

arxiv:1212.3713 v2 · 2012-12-15 · 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{7P45OFDW2B3FJPZP4OPKVEU2GA}

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	2026-05-18T01:52:37.856135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fbf9d71476d07654bf2fe39eaa929a301ed0529df44eafb80bea3b1c1073866b

Aliases

arxiv: 1212.3713 · arxiv_version: 1212.3713v2 · doi: 10.48550/arxiv.1212.3713 · pith_short_12: 7P45OFDW2B3F · pith_short_16: 7P45OFDW2B3FJPZP · pith_short_8: 7P45OFDW

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/7P45OFDW2B3FJPZP4OPKVEU2GA \
  | 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: fbf9d71476d07654bf2fe39eaa929a301ed0529df44eafb80bea3b1c1073866b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54f5b997bb464a29c2a586d6b50b3433fb8858f2f49513842e8042f342905da4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-12-15T18:21:32Z",
    "title_canon_sha256": "e1023ba78d1f4da297ed978993d19318faef9c34b03e1238e8d93d37771cb862"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.3713",
    "kind": "arxiv",
    "version": 2
  }
}