Pith Number

pith:6JLPVAQK

pith:2016:6JLPVAQKBJPGAYKFTHS7DMT32D

not attested not anchored not stored refs pending

Separating Topological Noise from Features using Persistent Entropy

Matteo Rucco, Nieves Atienza, Rocio Gonzalez-Diaz

arxiv:1605.02885 v1 · 2016-05-10 · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6JLPVAQKBJPGAYKFTHS7DMT32D}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:15:08.321288Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f256fa820a0a5e60614599e5f1b27bd0d7d472bbbde12a5cd22705ddce2af1a2

Aliases

arxiv: 1605.02885 · arxiv_version: 1605.02885v1 · doi: 10.48550/arxiv.1605.02885 · pith_short_12: 6JLPVAQKBJPG · pith_short_16: 6JLPVAQKBJPGAYKF · pith_short_8: 6JLPVAQK

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/6JLPVAQKBJPGAYKFTHS7DMT32D \
  | 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: f256fa820a0a5e60614599e5f1b27bd0d7d472bbbde12a5cd22705ddce2af1a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "853d9a4e53d3a84b54b24fb8afc4144748313920f9fef116f1770d45d9f86a5c",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2016-05-10T08:10:46Z",
    "title_canon_sha256": "d687eb5fa2698197a1bcaffe0c6c028989b290f2f995bae336834e71196dbc19"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.02885",
    "kind": "arxiv",
    "version": 1
  }
}