Pith Number

pith:VY3NPEEF

pith:2019:VY3NPEEF3QCPEUDW6FXP6TYD7S

not attested not anchored not stored refs pending

Multimapper: Data Density Sensitive Topological Visualization

Akash Rupela, Ankita Sarkar, Balaji Krishnamurthy, Bishal Deb, Nupur Kumari, Piyush Gupta

arxiv:1903.02755 v2 · 2019-03-07 · math.AT · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VY3NPEEF3QCPEUDW6FXP6TYD7S}

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	2026-05-17T23:51:41.523582Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae36d79085dc04f25076f16eff4f03fc8b288033134026a6dd24a79502fd0d54

Aliases

arxiv: 1903.02755 · arxiv_version: 1903.02755v2 · doi: 10.48550/arxiv.1903.02755 · pith_short_12: VY3NPEEF3QCP · pith_short_16: VY3NPEEF3QCPEUDW · pith_short_8: VY3NPEEF

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/VY3NPEEF3QCPEUDW6FXP6TYD7S \
  | 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: ae36d79085dc04f25076f16eff4f03fc8b288033134026a6dd24a79502fd0d54

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e751df7d6baf46adaff23600b978bec3d78dbeb0749baff4b2e19e9df78ea7b",
    "cross_cats_sorted": [
      "physics.data-an"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2019-03-07T07:32:24Z",
    "title_canon_sha256": "ff40658d29448b88335e152822b3606b7ad51903d23f3d06b6abcc1194058d6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.02755",
    "kind": "arxiv",
    "version": 2
  }
}