Pith Number

pith:64WHW4RF

pith:2016:64WHW4RFQRXFP4CT2KWDTTNDA5

not attested not anchored not stored refs pending

A Computational Non-Commutative Geometry Program for Disordered Topological Insulators

Emil Prodan

arxiv:1611.09737 v3 · 2016-11-29 · math-ph · cond-mat.mtrl-sci · math.MP · math.NA · math.OA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{64WHW4RFQRXFP4CT2KWDTTNDA5}

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	2026-05-18T00:31:41.887214Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f72c7b7225846e57f053d2ac39cda3074178d457f80b242b9701040e860d6676

Aliases

arxiv: 1611.09737 · arxiv_version: 1611.09737v3 · doi: 10.48550/arxiv.1611.09737 · pith_short_12: 64WHW4RFQRXF · pith_short_16: 64WHW4RFQRXFP4CT · pith_short_8: 64WHW4RF

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/64WHW4RFQRXFP4CT2KWDTTNDA5 \
  | 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: f72c7b7225846e57f053d2ac39cda3074178d457f80b242b9701040e860d6676

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40ed59bc903a3409422207c7dad55c37bf411be9a4c5475e47c5b7d7114caba7",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "math.MP",
      "math.NA",
      "math.OA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2016-11-29T17:27:34Z",
    "title_canon_sha256": "e40410e465ce42e9b6851f517b67d93fb6f1a7e0db2efabc3e773cefba08eff0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.09737",
    "kind": "arxiv",
    "version": 3
  }
}