Pith Number

pith:KWNX3XY6

pith:2013:KWNX3XY6L74FGQLZTMOZAEQX34

not attested not anchored not stored refs pending

Coherence and Negative Sectional Curvature in Complexes of Groups

Daniel T. Wise, Eduardo Mart\'inez-Pedroza

arxiv:1307.7929 v1 · 2013-07-30 · math.GR · 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{KWNX3XY6L74FGQLZTMOZAEQX34}

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	2026-05-18T01:20:47.633595Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

559b7ddf1e5ff85341799b1d901217df31eb3bc5c22e36d3817c5176108dc6ff

Aliases

arxiv: 1307.7929 · arxiv_version: 1307.7929v1 · doi: 10.48550/arxiv.1307.7929 · pith_short_12: KWNX3XY6L74F · pith_short_16: KWNX3XY6L74FGQLZ · pith_short_8: KWNX3XY6

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/KWNX3XY6L74FGQLZTMOZAEQX34 \
  | 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: 559b7ddf1e5ff85341799b1d901217df31eb3bc5c22e36d3817c5176108dc6ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50fb437f35f8953732eeb0383ffc950e8db01a92640afc9447431ab2c2fa6859",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2013-07-30T11:57:42Z",
    "title_canon_sha256": "44b11b03eec40e5b727acbde0785faa9801e670e7b9fead25fb78ead3cc9bbe9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.7929",
    "kind": "arxiv",
    "version": 1
  }
}