Pith Number

pith:KHCKJB3W

pith:2018:KHCKJB3WTORYFDL22UYECGXLPB

not attested not anchored not stored refs pending

On the magnitude homology of metric spaces

Benoit Jubin

arxiv:1803.05062 v1 · 2018-03-13 · math.MG · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KHCKJB3WTORYFDL22UYECGXLPB}

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	2026-05-18T00:21:01.402569Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51c4a487769ba3828d7ad530411aeb785b22ebe6b2c6fe6bdaaf428b9d1f6d0c

Aliases

arxiv: 1803.05062 · arxiv_version: 1803.05062v1 · doi: 10.48550/arxiv.1803.05062 · pith_short_12: KHCKJB3WTORY · pith_short_16: KHCKJB3WTORYFDL2 · pith_short_8: KHCKJB3W

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/KHCKJB3WTORYFDL22UYECGXLPB \
  | 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: 51c4a487769ba3828d7ad530411aeb785b22ebe6b2c6fe6bdaaf428b9d1f6d0c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ad19b64ee0981079b67274c587a7e71338979dff799c7dbcee127b5a6ab0180",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2018-03-13T21:58:57Z",
    "title_canon_sha256": "7a879b15d1d99aa99d8401bd038640bf2698efd68a595fc148d11b07af999b57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.05062",
    "kind": "arxiv",
    "version": 1
  }
}