Pith Number

pith:YEKECNNN

pith:2011:YEKECNNN2OGBQGPCFUMWQ3WQDR

not attested not anchored not stored refs pending

Resonance varieties and Dwyer-Fried invariants

Alexander I. Suciu

arxiv:1111.4534 v1 · 2011-11-19 · math.AG · 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{YEKECNNN2OGBQGPCFUMWQ3WQDR}

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	2026-05-17T23:42:43.964969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1144135add38c1819e22d19686ed01c7d9380691456f9da2e3a197abc8ebbc1

Aliases

arxiv: 1111.4534 · arxiv_version: 1111.4534v1 · doi: 10.48550/arxiv.1111.4534 · pith_short_12: YEKECNNN2OGB · pith_short_16: YEKECNNN2OGBQGPC · pith_short_8: YEKECNNN

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/YEKECNNN2OGBQGPCFUMWQ3WQDR \
  | 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: c1144135add38c1819e22d19686ed01c7d9380691456f9da2e3a197abc8ebbc1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "412166e7470b87a11302e30342caf7edb62067f50990ad3d98606047db96ed46",
    "cross_cats_sorted": [
      "math.AT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2011-11-19T05:13:49Z",
    "title_canon_sha256": "6a069a9ec38ccbde43074128d81b02a844f83409215c28aedd356fb35cc21ac3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.4534",
    "kind": "arxiv",
    "version": 1
  }
}