Pith Number

pith:CIWPG6PI

pith:2016:CIWPG6PIKHHMX4PZAENTNEI2H6

not attested not anchored not stored refs pending

Fermionic Symmetry-Protected Topological Phase in a Two-Dimensional Hubbard Model

Cheng-Chien Chen, Joseph Maciejko, Lukas Muechler, Roberto Car, Titus Neupert

arxiv:1603.03439 v2 · 2016-03-10 · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CIWPG6PIKHHMX4PZAENTNEI2H6}

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	2026-05-18T01:07:56.731611Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

122cf379e851cecbf1f9011b36911a3f935ba889ea7e43d03f3ef26407e45e60

Aliases

arxiv: 1603.03439 · arxiv_version: 1603.03439v2 · doi: 10.48550/arxiv.1603.03439 · pith_short_12: CIWPG6PIKHHM · pith_short_16: CIWPG6PIKHHMX4PZ · pith_short_8: CIWPG6PI

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/CIWPG6PIKHHMX4PZAENTNEI2H6 \
  | 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: 122cf379e851cecbf1f9011b36911a3f935ba889ea7e43d03f3ef26407e45e60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0584f3aa852e7133ea3056f1198d8e6242f150f33972fa1e65ec7cd517c1fb6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2016-03-10T21:00:12Z",
    "title_canon_sha256": "d0812132cd4dc9c36a2314c5ff8d32283f868ece907b19a547a38784b1088a2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.03439",
    "kind": "arxiv",
    "version": 2
  }
}