Pith Number

pith:MOPTSTCA

pith:2020:MOPTSTCA6I6UE6SO57ABHSGQI5

not attested not anchored not stored refs pending

Topological polarization, dual invariants, and surface flat band in crystalline insulators

G.E. Volovik, J. Nissinen, Tero T. Heikkila

arxiv:2008.02158 v3 · 2020-08-05 · cond-mat.mtrl-sci · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MOPTSTCA6I6UE6SO57ABHSGQI5}

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

Topological charge of fermions and Landau theory of Fermi liquid

Receipt and verification

First computed	2026-07-05T02:49:11.904337Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

639f394c40f23d427a4eefc013c8d0476625c6d1c5bb66953e93a2ca76b7f35f

Aliases

arxiv: 2008.02158 · arxiv_version: 2008.02158v3 · doi: 10.48550/arxiv.2008.02158 · pith_short_12: MOPTSTCA6I6U · pith_short_16: MOPTSTCA6I6UE6SO · pith_short_8: MOPTSTCA

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/MOPTSTCA6I6UE6SO57ABHSGQI5 \
  | 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: 639f394c40f23d427a4eefc013c8d0476625c6d1c5bb66953e93a2ca76b7f35f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86ce884f712684659db52c27b1b101ccedd2eedeca7dbaf6382dc7ec6f485b18",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2020-08-05T14:25:06Z",
    "title_canon_sha256": "0a858feff45f2b9f01e5e88393ed843f2322c124f1b0e93009c391e4997514bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.02158",
    "kind": "arxiv",
    "version": 3
  }
}