Pith Number

pith:JHRFN3ND

pith:2020:JHRFN3ND45I3QBJQL7S5UEFNFP

not attested not anchored not stored refs pending

Generation of pure-state single photons with high heralding efficiency by using a three-stage nonlinear interferometer

Jiamin Li, Jie Su, Liang Cui, Tianqi Xie, Xiaoying Li, Z.Y. Ou

arxiv:2002.00314 v1 · 2020-02-02 · 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{JHRFN3ND45I3QBJQL7S5UEFNFP}

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	2026-07-05T01:12:36.195135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49e256eda3e751b805305fe5da10ad2bcc46f72b027b4e8de134c32609e8c128

Aliases

arxiv: 2002.00314 · arxiv_version: 2002.00314v1 · doi: 10.48550/arxiv.2002.00314 · pith_short_12: JHRFN3ND45I3 · pith_short_16: JHRFN3ND45I3QBJQ · pith_short_8: JHRFN3ND

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/JHRFN3ND45I3QBJQL7S5UEFNFP \
  | 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: 49e256eda3e751b805305fe5da10ad2bcc46f72b027b4e8de134c32609e8c128

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ffbe7e5f8a95ae56eb3ffc2628ce5f7719d1f4d0cc6686e93997722602dba16",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-02-02T03:37:45Z",
    "title_canon_sha256": "b3036db053b02439a4c10a205cb95aec2f250b0e659bc2512a3e932324ef0e83"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.00314",
    "kind": "arxiv",
    "version": 1
  }
}