Pith Number

pith:HK7XRVYJ

pith:2018:HK7XRVYJRDPT5MPMJVPCCLY2GP

not attested not anchored not stored refs pending

An optimization parameter for seriation of noisy data

Jeannette Janssen, Mahya Ghandehari

arxiv:1803.10354 v3 · 2018-03-27 · 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{HK7XRVYJRDPT5MPMJVPCCLY2GP}

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	2026-07-05T08:36:04.871050Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3abf78d70988df3eb1ec4d5e212f1a33d2b9e8b788df936cfd161cc338b6a468

Aliases

arxiv: 1803.10354 · arxiv_version: 1803.10354v3 · doi: 10.48550/arxiv.1803.10354 · pith_short_12: HK7XRVYJRDPT · pith_short_16: HK7XRVYJRDPT5MPM · pith_short_8: HK7XRVYJ

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/HK7XRVYJRDPT5MPMJVPCCLY2GP \
  | 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: 3abf78d70988df3eb1ec4d5e212f1a33d2b9e8b788df936cfd161cc338b6a468

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2388cbf8a21ced849566cefe72d0cc556bc8c9376ca7cb2d5912272288cd43dd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-03-27T22:53:08Z",
    "title_canon_sha256": "8ef2d71aa3a4efe520e09851d881b48c043dd7ae3f85ede884b148fc20fe44d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.10354",
    "kind": "arxiv",
    "version": 3
  }
}