Pith Number

pith:NGIL476U

pith:2016:NGIL476UJ5VFOKYH3UBLPIIZW2

not attested not anchored not stored refs pending

Many-body topological invariants for fermionic symmetry-protected topological phases

Hassan Shapourian, Ken Shiozaki, Shinsei Ryu

arxiv:1607.03896 v3 · 2016-07-13 · cond-mat.str-el · cond-mat.mes-hall · cond-mat.supr-con

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NGIL476UJ5VFOKYH3UBLPIIZW2}

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	2026-05-18T00:43:31.411303Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6990be7fd44f6a572b07dd02b7a119b68b297122b7a2f342698bca441ae95919

Aliases

arxiv: 1607.03896 · arxiv_version: 1607.03896v3 · doi: 10.48550/arxiv.1607.03896 · pith_short_12: NGIL476UJ5VF · pith_short_16: NGIL476UJ5VFOKYH · pith_short_8: NGIL476U

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/NGIL476UJ5VFOKYH3UBLPIIZW2 \
  | 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: 6990be7fd44f6a572b07dd02b7a119b68b297122b7a2f342698bca441ae95919

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f0e8bf1cf0abfa8acb4f1dde81c13a8f223481248fb84e82e31a72a03725bf6",
    "cross_cats_sorted": [
      "cond-mat.mes-hall",
      "cond-mat.supr-con"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2016-07-13T20:00:02Z",
    "title_canon_sha256": "88311d17dda6cffa523b55b87c913c12acbea018762050b69fcdaf737d921c87"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.03896",
    "kind": "arxiv",
    "version": 3
  }
}