Pith Number

pith:BTCQ22DC

pith:2017:BTCQ22DCC2JMO77LI4W5BSIF7V

not attested not anchored not stored refs pending

Topological Crystalline Materials - General Formulation, Module Structure, and Wallpaper Groups -

Ken Shiozaki, Kiyonori Gomi, Masatoshi Sato

arxiv:1701.08725 v4 · 2017-01-30 · cond-mat.mes-hall · cond-mat.supr-con · 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{BTCQ22DCC2JMO77LI4W5BSIF7V}

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	2026-05-18T00:41:25.082398Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0cc50d68621692c77feb472dd0c905fd45c1e6e66a026ce17428816806b4bb3a

Aliases

arxiv: 1701.08725 · arxiv_version: 1701.08725v4 · doi: 10.48550/arxiv.1701.08725 · pith_short_12: BTCQ22DCC2JM · pith_short_16: BTCQ22DCC2JMO77L · pith_short_8: BTCQ22DC

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/BTCQ22DCC2JMO77LI4W5BSIF7V \
  | 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: 0cc50d68621692c77feb472dd0c905fd45c1e6e66a026ce17428816806b4bb3a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45d031c5932fabf2bfa4ab6f48d16c0058878e0577cfcf401afb0d3970a6c012",
    "cross_cats_sorted": [
      "cond-mat.supr-con",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2017-01-30T17:48:39Z",
    "title_canon_sha256": "0ea5e1b9235767a1dc42b91c1a36f19bd7f7875b3aeac772a57a20f3d722cd85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.08725",
    "kind": "arxiv",
    "version": 4
  }
}