Pith Number

pith:PCGLT6HN

pith:2009:PCGLT6HNDMZSTVRPQYXWCC5PIY

not attested not anchored not stored refs pending

Equivariant K-theory and Higher Chow Groups of Schemes

Amalendu Krishna

arxiv:0906.3109 v2 · 2009-06-17 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PCGLT6HNDMZSTVRPQYXWCC5PIY}

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	2026-05-18T00:56:12.820826Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

788cb9f8ed1b3329d62f862f610baf462ea02013dc6b9dd68753831f12eedc26

Aliases

arxiv: 0906.3109 · arxiv_version: 0906.3109v2 · doi: 10.48550/arxiv.0906.3109 · pith_short_12: PCGLT6HNDMZS · pith_short_16: PCGLT6HNDMZSTVRP · pith_short_8: PCGLT6HN

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/PCGLT6HNDMZSTVRPQYXWCC5PIY \
  | 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: 788cb9f8ed1b3329d62f862f610baf462ea02013dc6b9dd68753831f12eedc26

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7781891f005d28bc63b4b0e81a0cf970ba5392b3052329d152b906bd9694657",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2009-06-17T08:42:18Z",
    "title_canon_sha256": "27a38f6989e09ee9f1633f1169461fe39f79140b595a71887845c2dd7a682c88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.3109",
    "kind": "arxiv",
    "version": 2
  }
}