Pith Number

pith:JEUEGCRM

pith:2018:JEUEGCRMQGCR57BJYQSDJCGNU2

not attested not anchored not stored refs pending

Spectrally entangled biphoton state of cascade emissions from a Doppler-broadened atomic ensemble

G.-D. Lin, H. H. Jen, T. H. Chang

arxiv:1807.06817 v1 · 2018-07-18 · 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{JEUEGCRMQGCR57BJYQSDJCGNU2}

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	2026-05-17T23:43:28.308810Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4928430a2c81851efc29c4243488cda69dd6eb48ddfb7af28be317e1b31420c3

Aliases

arxiv: 1807.06817 · arxiv_version: 1807.06817v1 · doi: 10.48550/arxiv.1807.06817 · pith_short_12: JEUEGCRMQGCR · pith_short_16: JEUEGCRMQGCR57BJ · pith_short_8: JEUEGCRM

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/JEUEGCRMQGCR57BJYQSDJCGNU2 \
  | 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: 4928430a2c81851efc29c4243488cda69dd6eb48ddfb7af28be317e1b31420c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22660f3527095121d0291d5c114dbc84205063736a012f3b964eb0d663e2b93b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-07-18T08:37:02Z",
    "title_canon_sha256": "0f5226c43bb409400f3216e27ef075178202f68a860cc9ae1ab4ec15cd15ecfe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.06817",
    "kind": "arxiv",
    "version": 1
  }
}