Pith Number

pith:2XKUQGUE

pith:2013:2XKUQGUEIGG6NOKCLW2DHXGS5K

not attested not anchored not stored refs pending

Matrix factorizations and motivic measures

Olaf M. Schn\"urer, Valery A. Lunts

arxiv:1310.7640 v2 · 2013-10-28 · math.AG · math.CT · math.RT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2XKUQGUEIGG6NOKCLW2DHXGS5K}

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	2026-05-18T01:59:58.912726Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5d5481a84418de6b9425db433dcd2ea8f75d7011f321d9aaabc8473ee936cc5

Aliases

arxiv: 1310.7640 · arxiv_version: 1310.7640v2 · doi: 10.48550/arxiv.1310.7640 · pith_short_12: 2XKUQGUEIGG6 · pith_short_16: 2XKUQGUEIGG6NOKC · pith_short_8: 2XKUQGUE

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/2XKUQGUEIGG6NOKCLW2DHXGS5K \
  | 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: d5d5481a84418de6b9425db433dcd2ea8f75d7011f321d9aaabc8473ee936cc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "723cc4850f64738e40aaf7a93ea02666685b034d2e49c10e2f80825473a5de79",
    "cross_cats_sorted": [
      "math.CT",
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2013-10-28T22:23:00Z",
    "title_canon_sha256": "a9f82262145b9ae3d3b56f3db890c23dd2f52c861dffee8c951a1c73354f415d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.7640",
    "kind": "arxiv",
    "version": 2
  }
}