Pith Number

pith:B6WIUAXI

pith:2014:B6WIUAXIHEZHGA7HIXHRQKLIPB

not attested not anchored not stored refs pending

A topological approach to Cheeger-Gromov universal bounds for von Neumann rho-invariants

Jae Choon Cha

arxiv:1405.1805 v2 · 2014-05-08 · math.GT · math.AT · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B6WIUAXIHEZHGA7HIXHRQKLIPB}

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	2026-05-18T01:59:53.610905Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0fac8a02e839327303e745cf1829687876b7d64027769c6719e41906bc97ea19

Aliases

arxiv: 1405.1805 · arxiv_version: 1405.1805v2 · doi: 10.48550/arxiv.1405.1805 · pith_short_12: B6WIUAXIHEZH · pith_short_16: B6WIUAXIHEZHGA7H · pith_short_8: B6WIUAXI

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/B6WIUAXIHEZHGA7HIXHRQKLIPB \
  | 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: 0fac8a02e839327303e745cf1829687876b7d64027769c6719e41906bc97ea19

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4942ae2adccf4c07a6a8c981ae3be3fbfc59d10ed1db989d04e92b6ae052f977",
    "cross_cats_sorted": [
      "math.AT",
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2014-05-08T05:34:53Z",
    "title_canon_sha256": "6db8b29700ab7e13a14ca9e5ffd307f962b82ba47677109b2b09e8ad90737ea6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.1805",
    "kind": "arxiv",
    "version": 2
  }
}