Pith Number

pith:ZFLXBRPK

pith:2018:ZFLXBRPKJNEDZLLCLSAOLUJZZ5

not attested not anchored not stored refs pending

Joint Spectral Characterization of Photon-Pair Sources

Alfred B. U'Ren, Bin Fang, Daniel Cruz-Delgado, Hector Cruz-Ramirez, Karina Garay-Palmett, Kevin Zielnicki, Michael F. O'Boyle, Paul G. Kwiat, Virginia O. Lorenz

arxiv:1801.01195 v2 · 2018-01-03 · 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{ZFLXBRPKJNEDZLLCLSAOLUJZZ5}

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	2026-05-18T00:23:05.020900Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c95770c5ea4b483cad625c80e5d139cf74dc95e8679d71b2144ff79a4700683e

Aliases

arxiv: 1801.01195 · arxiv_version: 1801.01195v2 · doi: 10.48550/arxiv.1801.01195 · pith_short_12: ZFLXBRPKJNED · pith_short_16: ZFLXBRPKJNEDZLLC · pith_short_8: ZFLXBRPK

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/ZFLXBRPKJNEDZLLCLSAOLUJZZ5 \
  | 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: c95770c5ea4b483cad625c80e5d139cf74dc95e8679d71b2144ff79a4700683e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6d5e70e8f4f71b1deacc0124cbb6909b264a809af21f85e354ccd20e57af0a1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-01-03T22:06:25Z",
    "title_canon_sha256": "e3d16784b1a39c492534fa5cdb7af3566554b1e0711ccbf874a79956fa3add57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.01195",
    "kind": "arxiv",
    "version": 2
  }
}