Pith Number

pith:SJGPF6PB

pith:2016:SJGPF6PBXVYS47RU3X46L55REB

not attested not anchored not stored refs pending

Unshuffling Permutations

Samuele Giraudo, St\'ephane Vialette

arxiv:1601.05962 v2 · 2016-01-22 · cs.DS · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SJGPF6PBXVYS47RU3X46L55REB}

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	2026-05-18T01:19:40.318091Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

924cf2f9e1bd712e7e34ddf9e5f7b1204a038a2d9fae3b643fb99128dcfcfe29

Aliases

arxiv: 1601.05962 · arxiv_version: 1601.05962v2 · doi: 10.48550/arxiv.1601.05962 · pith_short_12: SJGPF6PBXVYS · pith_short_16: SJGPF6PBXVYS47RU · pith_short_8: SJGPF6PB

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/SJGPF6PBXVYS47RU3X46L55REB \
  | 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: 924cf2f9e1bd712e7e34ddf9e5f7b1204a038a2d9fae3b643fb99128dcfcfe29

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "490fa0f1f567f7c8237ac1cc0b66ac09b600a384e4c95efc39e9f2a1923c71f0",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2016-01-22T11:24:54Z",
    "title_canon_sha256": "55033baa2f4cf536eab681a073bdb65e67fed9d4062a9ecbf52d114a353bdb0d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.05962",
    "kind": "arxiv",
    "version": 2
  }
}