Pith Number

pith:IQJHRLCE

pith:2020:IQJHRLCE4XOVZD3XPRA65XYXNY

not attested not anchored not stored refs pending

Cobordism invariance of topological edge-following states

Guo Chuan Thiang, Matthias Ludewig

arxiv:2001.08339 v2 · 2020-01-23 · math-ph · cond-mat.mes-hall · math.KT · math.MP · 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{IQJHRLCE4XOVZD3XPRA65XYXNY}

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.

Cited by

1 paper in Pith

Robustness of Valley-Hall Interface Modes Against Sharp Bending

Receipt and verification

First computed	2026-07-05T05:46:09.521614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

441278ac44e5dd5c8f777c41eedf176e3405319f2b78ed47e580bbbe41c39f8a

Aliases

arxiv: 2001.08339 · arxiv_version: 2001.08339v2 · doi: 10.48550/arxiv.2001.08339 · pith_short_12: IQJHRLCE4XOV · pith_short_16: IQJHRLCE4XOVZD3X · pith_short_8: IQJHRLCE

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/IQJHRLCE4XOVZD3XPRA65XYXNY \
  | 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: 441278ac44e5dd5c8f777c41eedf176e3405319f2b78ed47e580bbbe41c39f8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21e506f923ae26c3e15620e7bdc376377b415d0fff3be9e5d643ab544fa44499",
    "cross_cats_sorted": [
      "cond-mat.mes-hall",
      "math.KT",
      "math.MP",
      "math.OA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2020-01-23T01:57:33Z",
    "title_canon_sha256": "51e76c0266967250608b1bce91bce4c82094683c551964a115e6dff97ba8661b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.08339",
    "kind": "arxiv",
    "version": 2
  }
}