Pith Number

pith:PPEAXIGS

pith:2020:PPEAXIGSYGCBCJQMJ3ZSWQMNKP

not attested not anchored not stored refs pending

Intrinsically Gapless Topological Phases

Ashvin Vishwanath, Ruben Verresen, Ryan Thorngren

arxiv:2008.06638 v1 · 2020-08-15 · cond-mat.str-el · cond-mat.stat-mech · hep-th · 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{PPEAXIGSYGCBCJQMJ3ZSWQMNKP}

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

3 papers in Pith

Infinite-Order Lattice Chiral Anomalies and CPT

Defect Charges, Gapped Boundary Conditions, and the Symmetry TFT

Homomorphism, substructure, and ideal: Elementary but rigorous aspects of renormalization group or hierarchical structure of topological orders

Receipt and verification

First computed	2026-07-05T03:08:20.292840Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7bc80ba0d2c18411260c4ef32b418d53ccb76caa54fdbcddafbfc45e49640bd6

Aliases

arxiv: 2008.06638 · arxiv_version: 2008.06638v1 · doi: 10.48550/arxiv.2008.06638 · pith_short_12: PPEAXIGSYGCB · pith_short_16: PPEAXIGSYGCBCJQM · pith_short_8: PPEAXIGS

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/PPEAXIGSYGCBCJQMJ3ZSWQMNKP \
  | 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: 7bc80ba0d2c18411260c4ef32b418d53ccb76caa54fdbcddafbfc45e49640bd6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0a83aa85beafb481964671dcd2901d0e39f9515ebf7cb2f8df59a4f46272b5f",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "hep-th",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2020-08-15T03:37:05Z",
    "title_canon_sha256": "42a3b67cc10d3ea87c7a8225ead36eb12ad127fb38bd26080b3393e9fbc27b0c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.06638",
    "kind": "arxiv",
    "version": 1
  }
}