Pith Number

pith:DFWWRHYK

pith:2017:DFWWRHYKZQQ3E6FGPZWXCUH2A5

not attested not anchored not stored refs pending

Chern and Fu-Kane-Mele invariants as topological obstructions

Domenico Monaco

arxiv:1705.06534 v1 · 2017-05-18 · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DFWWRHYKZQQ3E6FGPZWXCUH2A5}

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	2026-05-18T00:44:14.481018Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

196d689f0acc21b278a67e6d7150fa074808b7c403e4e1a011a394abfe8a79af

Aliases

arxiv: 1705.06534 · arxiv_version: 1705.06534v1 · doi: 10.48550/arxiv.1705.06534 · pith_short_12: DFWWRHYKZQQ3 · pith_short_16: DFWWRHYKZQQ3E6FG · pith_short_8: DFWWRHYK

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/DFWWRHYKZQQ3E6FGPZWXCUH2A5 \
  | 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: 196d689f0acc21b278a67e6d7150fa074808b7c403e4e1a011a394abfe8a79af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a25cd936de4bc71ed03f31c921dd7d069f9ab63e031f06d879cf347a2243a72",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2017-05-18T11:41:32Z",
    "title_canon_sha256": "682a28b5e2122a4ff9cbc837a3fd497fb464fff40451161f11de5266deeaacd2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.06534",
    "kind": "arxiv",
    "version": 1
  }
}