Pith Number

pith:X47CBZ5T

pith:2017:X47CBZ5TTWGPXFJSSPNJN2AVQM

not attested not anchored not stored refs pending

Maximal Unbordered Factors of Random Strings

Mathias B{\ae}k Tejs Knudsen, Patrick Hagge Cording, Tomasz Kociumaka, Travis Gagie

arxiv:1704.04472 v2 · 2017-04-14 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X47CBZ5TTWGPXFJSSPNJN2AVQM}

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	2026-05-17T23:58:14.997945Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf3e20e7b39d8cfb953293da96e815830606af3ceaca9ca9d601cde74dab926c

Aliases

arxiv: 1704.04472 · arxiv_version: 1704.04472v2 · doi: 10.48550/arxiv.1704.04472 · pith_short_12: X47CBZ5TTWGP · pith_short_16: X47CBZ5TTWGPXFJS · pith_short_8: X47CBZ5T

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/X47CBZ5TTWGPXFJSSPNJN2AVQM \
  | 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: bf3e20e7b39d8cfb953293da96e815830606af3ceaca9ca9d601cde74dab926c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "19951c3b076bc446904f75461f1c09a9eaf4b3374dbfcd594ae0e864606b879e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-04-14T16:34:08Z",
    "title_canon_sha256": "dfe66a11606b408081587abc5eccf8d2eb3e76823f6d466fde19701224803da8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.04472",
    "kind": "arxiv",
    "version": 2
  }
}