Pith Number

pith:ZENZFVHM

pith:2011:ZENZFVHM6OGGUWQAQPQIQOEXZI

not attested not anchored not stored refs pending

Low-rank data modeling via the Minimum Description Length principle

Guillermo Sapiro, Ignacio Ram\'irez

arxiv:1109.6297 v1 · 2011-09-28 · cs.IT · cs.MM · math.IT · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZENZFVHM6OGGUWQAQPQIQOEXZI}

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	2026-05-18T04:12:09.376336Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c91b92d4ecf38c6a5a0083e0883897ca020f11acfdbedf93636648dbb988ef9e

Aliases

arxiv: 1109.6297 · arxiv_version: 1109.6297v1 · doi: 10.48550/arxiv.1109.6297 · pith_short_12: ZENZFVHM6OGG · pith_short_16: ZENZFVHM6OGGUWQA · pith_short_8: ZENZFVHM

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/ZENZFVHM6OGGUWQAQPQIQOEXZI \
  | 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: c91b92d4ecf38c6a5a0083e0883897ca020f11acfdbedf93636648dbb988ef9e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac71ba70413b32f64a054b90c9de8788205112b20024fdca4737fd2212881243",
    "cross_cats_sorted": [
      "cs.MM",
      "math.IT",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-09-28T18:56:22Z",
    "title_canon_sha256": "afd65f10409bd727c7e68102e1881e970550aaae1c352db34f5b4ae994524215"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.6297",
    "kind": "arxiv",
    "version": 1
  }
}