Pith Number

pith:GCVBHKOS

pith:2021:GCVBHKOSQZZ5EQAE7Y37LFLXZB

not attested not anchored not stored refs pending

Spatial Coherence of Light in Collective Spontaneous Emission

A. Safari, C. Young, D. C. Gold, D. D. Yavuz, M. Saffman, P. Huft, T. G. Walker

arxiv:2112.07580 v1 · 2021-12-14 · quant-ph · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GCVBHKOSQZZ5EQAE7Y37LFLXZB}

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	2026-07-05T08:16:39.204136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30aa13a9d28673d24004fe37f59577c8705b780ce1e390305ab34d6d7ce17bf6

Aliases

arxiv: 2112.07580 · arxiv_version: 2112.07580v1 · doi: 10.48550/arxiv.2112.07580 · pith_short_12: GCVBHKOSQZZ5 · pith_short_16: GCVBHKOSQZZ5EQAE · pith_short_8: GCVBHKOS

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/GCVBHKOSQZZ5EQAE7Y37LFLXZB \
  | 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: 30aa13a9d28673d24004fe37f59577c8705b780ce1e390305ab34d6d7ce17bf6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7ec12b4f0a5197cacb876c85bc24c7f3ed3fab14e7df1de9961d0abe66c7b78",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-12-14T17:38:09Z",
    "title_canon_sha256": "dd807ff56c8de24968600a6ae9d90f978200022f37316e3ddf03431c355a73e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.07580",
    "kind": "arxiv",
    "version": 1
  }
}