Pith Number

pith:HQWXQRWL

pith:2015:HQWXQRWLJG3IXURFNAQB2I4Q7L

not attested not anchored not stored refs pending

Algorithms for Lipschitz Learning on Graphs

Anup Rao, Daniel A. Spielman, Rasmus Kyng, Sushant Sachdeva

arxiv:1505.00290 v2 · 2015-05-01 · cs.LG · cs.DS · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HQWXQRWLJG3IXURFNAQB2I4Q7L}

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	2026-05-18T01:37:34.655130Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c2d7846cb49b68bd22568201d2390fac50b02e2eb22712826f1b35ad35508bf

Aliases

arxiv: 1505.00290 · arxiv_version: 1505.00290v2 · doi: 10.48550/arxiv.1505.00290 · pith_short_12: HQWXQRWLJG3I · pith_short_16: HQWXQRWLJG3IXURF · pith_short_8: HQWXQRWL

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/HQWXQRWLJG3IXURFNAQB2I4Q7L \
  | 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: 3c2d7846cb49b68bd22568201d2390fac50b02e2eb22712826f1b35ad35508bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3cb172d000504de967b431c3ce92666565c16e169a74cb442b3a99bfa5bd4a38",
    "cross_cats_sorted": [
      "cs.DS",
      "math.MG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2015-05-01T22:30:45Z",
    "title_canon_sha256": "27b90dadf051659e2fb1453105469872e8d3680f27a4dba48407cbcc2b18165c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.00290",
    "kind": "arxiv",
    "version": 2
  }
}