Pith Number

pith:3BRSRXEL

pith:2021:3BRSRXEL5EHPGHM56RLZUKZIEO

not attested not anchored not stored refs pending

Designing High-Power, Octave Spanning Entangled Photon Sources for Quantum Spectroscopy

Bryce P. Hickam, Manni He, Scott K. Cushing, Szilard Szoke

arxiv:2104.04656 v1 · 2021-04-10 · physics.optics · physics.chem-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{3BRSRXEL5EHPGHM56RLZUKZIEO}

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	2026-07-05T02:55:45.184706Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d86328dc8be90ef31d9df4579a2b282395c28482c37c604d6d4e8c24001e97dd

Aliases

arxiv: 2104.04656 · arxiv_version: 2104.04656v1 · doi: 10.48550/arxiv.2104.04656 · pith_short_12: 3BRSRXEL5EHP · pith_short_16: 3BRSRXEL5EHPGHM5 · pith_short_8: 3BRSRXEL

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/3BRSRXEL5EHPGHM56RLZUKZIEO \
  | 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: d86328dc8be90ef31d9df4579a2b282395c28482c37c604d6d4e8c24001e97dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "17a882879da02271c62e2fa24ca3d933aba877b0b6d64454384f0a619469e5b7",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2021-04-10T00:51:20Z",
    "title_canon_sha256": "1a0564cedb5c97664c47d366cbf7b02c056170a858ecd3cc7ea8e9f5c7b7573a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.04656",
    "kind": "arxiv",
    "version": 1
  }
}