Pith Number

pith:E4CC2JHJ

pith:2016:E4CC2JHJXOO5SPOZQ7TX3AZSZA

not attested not anchored not stored refs pending

Coxeter Groups, Ruins, and Weighted $L^2$-cohomology

Kevin Schreve, Wiktor Mogilski

arxiv:1602.04515 v1 · 2016-02-14 · math.AT · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E4CC2JHJXOO5SPOZQ7TX3AZSZA}

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	2026-05-18T01:20:49.756988Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27042d24e9bb9dd93dd987e77d8332c8103a4239d8f735a440fa27b2a7626430

Aliases

arxiv: 1602.04515 · arxiv_version: 1602.04515v1 · doi: 10.48550/arxiv.1602.04515 · pith_short_12: E4CC2JHJXOO5 · pith_short_16: E4CC2JHJXOO5SPOZ · pith_short_8: E4CC2JHJ

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/E4CC2JHJXOO5SPOZQ7TX3AZSZA \
  | 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: 27042d24e9bb9dd93dd987e77d8332c8103a4239d8f735a440fa27b2a7626430

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "666a71821d9689fac0fae8f367533b7548c7814cf68946b5dca284c277b65bf5",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2016-02-14T21:35:20Z",
    "title_canon_sha256": "a356fa31d1619ec36af4d4f20df416dc8d003886aa28e48f2cf6fe86576ff949"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.04515",
    "kind": "arxiv",
    "version": 1
  }
}