Pith Number

pith:IKHTZARC

pith:2019:IKHTZARCQHJLQTN5XL32VJLX6I

not attested not anchored not stored refs pending

Local Versus Global Distances for Zigzag Persistence Modules

Bei Wang, Ellen Gasparovic, Emilie Purvine, Lori Ziegelmeier, Maria Gommel, Radmila Sazdanovic, Yusu Wang

arxiv:1903.08298 v1 · 2019-03-20 · math.AT · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IKHTZARCQHJLQTN5XL32VJLX6I}

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	2026-05-17T23:50:49.698635Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

428f3c822281d2b84dbdbaf7aaa577f203ac7da4c65b1a9bbd93f075fa8ed812

Aliases

arxiv: 1903.08298 · arxiv_version: 1903.08298v1 · doi: 10.48550/arxiv.1903.08298 · pith_short_12: IKHTZARCQHJL · pith_short_16: IKHTZARCQHJLQTN5 · pith_short_8: IKHTZARC

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/IKHTZARCQHJLQTN5XL32VJLX6I \
  | 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: 428f3c822281d2b84dbdbaf7aaa577f203ac7da4c65b1a9bbd93f075fa8ed812

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6df8ebf792db2488afd68bc60ec78c0ba1088d9fdf545d8fb5dd630cddb8e361",
    "cross_cats_sorted": [
      "cs.CG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2019-03-20T00:59:32Z",
    "title_canon_sha256": "205f69047276875ed0cfb4bb15a6cf7557f02d46fa7ab6173f940fe0b5e73e26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.08298",
    "kind": "arxiv",
    "version": 1
  }
}