Pith Number

pith:YNOSZ4OC

pith:2011:YNOSZ4OCU3XYA3AZICXY2JA6YM

not attested not anchored not stored refs pending

Polarization-Entangled Light Pulses of 10^5 Photons

Gerd Leuchs, Ivan N. Agafonov, Maria V. Chekhova, Timur Sh. Iskhakov

arxiv:1111.2073 v4 · 2011-11-08 · 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{YNOSZ4OCU3XYA3AZICXY2JA6YM}

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	2026-05-18T03:40:49.579649Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c35d2cf1c2a6ef806c1940af8d241ec32cae30f2477ef0fb2a12d5463442da2e

Aliases

arxiv: 1111.2073 · arxiv_version: 1111.2073v4 · doi: 10.48550/arxiv.1111.2073 · pith_short_12: YNOSZ4OCU3XY · pith_short_16: YNOSZ4OCU3XYA3AZ · pith_short_8: YNOSZ4OC

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/YNOSZ4OCU3XYA3AZICXY2JA6YM \
  | 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: c35d2cf1c2a6ef806c1940af8d241ec32cae30f2477ef0fb2a12d5463442da2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a31cd038cfb23a4c3d1bcb6297a608f5b98bc4d4c7650b23a6343a76bac823db",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-11-08T22:47:03Z",
    "title_canon_sha256": "36355e64295c65b246b385c9eb2c90d2d5c2e773b3d08114d1f48131f88b7ed8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.2073",
    "kind": "arxiv",
    "version": 4
  }
}