Pith Number

pith:PSGCWU7I

pith:2011:PSGCWU7IW6UH5X3WAUASET4HF4

not attested not anchored not stored refs pending

Finite domination and Novikov rings. Iterative approach

David Quinn, Thomas Huettemann

arxiv:1108.2995 v4 · 2011-08-15 · math.KT · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PSGCWU7IW6UH5X3WAUASET4HF4}

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	2026-05-18T03:40:16.415794Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c8c2b53e8b7a87edf760501224f872f0e4e1b359739b0a0519a123047987037

Aliases

arxiv: 1108.2995 · arxiv_version: 1108.2995v4 · doi: 10.48550/arxiv.1108.2995 · pith_short_12: PSGCWU7IW6UH · pith_short_16: PSGCWU7IW6UH5X3W · pith_short_8: PSGCWU7I

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/PSGCWU7IW6UH5X3WAUASET4HF4 \
  | 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: 7c8c2b53e8b7a87edf760501224f872f0e4e1b359739b0a0519a123047987037

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d28d03c2351e7b61b5a100d8e73138e0d7a0747f0a95195a35b5f9f23bf853c",
    "cross_cats_sorted": [
      "math.AT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.KT",
    "submitted_at": "2011-08-15T13:50:55Z",
    "title_canon_sha256": "78d8d6d14aa59e87b8445093bea57f05afc3c078bf58fb0cc8a8eee346eaebf6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.2995",
    "kind": "arxiv",
    "version": 4
  }
}