Pith Number

pith:2NKZEIDS

pith:2010:2NKZEIDSAN7XNYOFRS445YRLIG

not attested not anchored not stored refs pending

Entangled topological features of light

B. Jack, J. Leach, J. Romero, M.J. Padgett, M.R. Dennis, S. Franke-Arnold, S.M. Barnett

arxiv:1101.3564 v1 · 2010-08-26 · 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{2NKZEIDSAN7XNYOFRS445YRLIG}

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	2026-05-18T04:31:21.933943Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d355922072037f76e1c58cb9cee22b4188c747be015c73a1916af43ba948431d

Aliases

arxiv: 1101.3564 · arxiv_version: 1101.3564v1 · doi: 10.48550/arxiv.1101.3564 · pith_short_12: 2NKZEIDSAN7X · pith_short_16: 2NKZEIDSAN7XNYOF · pith_short_8: 2NKZEIDS

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/2NKZEIDSAN7XNYOFRS445YRLIG \
  | 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: d355922072037f76e1c58cb9cee22b4188c747be015c73a1916af43ba948431d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0321ad133be13218e67029feab792f94e820e7aac842804b6b025e6e7932a20e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-08-26T22:28:07Z",
    "title_canon_sha256": "07c32cb1414ed93b28644f11003befc13400b326e8bda6a548e56ea51ab982ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.3564",
    "kind": "arxiv",
    "version": 1
  }
}