Pith Number

pith:7DNKQDFE

pith:2011:7DNKQDFEMJROGSUR2MWLKXJ7FR

not attested not anchored not stored refs pending

Peak Doubling in SPDC Coincidence Spectra with a Short-Pulse Pump

Julia M. Mikhailova, Mikhail V. Fedorov, Peter A. Volkov

arxiv:1112.0866 v1 · 2011-12-05 · 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{7DNKQDFEMJROGSUR2MWLKXJ7FR}

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	2026-05-18T04:06:57.558327Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8daa80ca46262e34a91d32cb55d3f2c4d9042c60a92da47158e0f031bbc1be6

Aliases

arxiv: 1112.0866 · arxiv_version: 1112.0866v1 · doi: 10.48550/arxiv.1112.0866 · pith_short_12: 7DNKQDFEMJRO · pith_short_16: 7DNKQDFEMJROGSUR · pith_short_8: 7DNKQDFE

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/7DNKQDFEMJROGSUR2MWLKXJ7FR \
  | 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: f8daa80ca46262e34a91d32cb55d3f2c4d9042c60a92da47158e0f031bbc1be6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a0bcc32a04542ce96d97788d356cf0635751335c551e7805fad4f566a3f55f8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-12-05T09:48:16Z",
    "title_canon_sha256": "466129bfc080b2a5e76059151e7c0192eaba363f136453f36230776e2648bdcc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.0866",
    "kind": "arxiv",
    "version": 1
  }
}