Pith Number

pith:PIX343OD

pith:2010:PIX343ODLEMFPYKL4WTCOBB23R

not attested not anchored not stored refs pending

Least Squares Ranking on Graphs

Anil N. Hirani, Kaushik Kalyanaraman, Seth Watts

arxiv:1011.1716 v4 · 2010-11-08 · cs.NA · cs.LG · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PIX343ODLEMFPYKL4WTCOBB23R}

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	2026-05-18T04:14:05.889836Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a2fbe6dc3591857e14be5a627043adc7988d8b02989d34fe62886e6b68e48a0

Aliases

arxiv: 1011.1716 · arxiv_version: 1011.1716v4 · doi: 10.48550/arxiv.1011.1716 · pith_short_12: PIX343ODLEMF · pith_short_16: PIX343ODLEMFPYKL · pith_short_8: PIX343OD

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/PIX343ODLEMFPYKL4WTCOBB23R \
  | 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: 7a2fbe6dc3591857e14be5a627043adc7988d8b02989d34fe62886e6b68e48a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e893c5e4cf7ad49d64d481b198a5f06de79c798ce5d76586f3dbc15090946663",
    "cross_cats_sorted": [
      "cs.LG",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2010-11-08T06:41:43Z",
    "title_canon_sha256": "b466652bcdd0b4dabf1a9a4e7ec454f6e1c7fa280187d4919e5b5fed4477edba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.1716",
    "kind": "arxiv",
    "version": 4
  }
}