Pith Number

pith:2CTELXRD

pith:2015:2CTELXRDL2USISXOCFYQDAD27I

not attested not anchored not stored refs pending

Testing k-binomial equivalence

Dominik D. Freydenberger, Florin Manea, Juhani Karhum\"aki, Pawel Gawrychowski, Wojciech Rytter

arxiv:1509.00622 v2 · 2015-09-02 · cs.FL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2CTELXRDL2USISXOCFYQDAD27I}

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.

Cited by

1 paper in Pith

Absent Subsequences in Words

Receipt and verification

First computed	2026-05-18T00:52:34.511049Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0a645de235ea9244aee117101807afa00cd4705b4f76cd6856674b006c42e3a

Aliases

arxiv: 1509.00622 · arxiv_version: 1509.00622v2 · doi: 10.48550/arxiv.1509.00622 · pith_short_12: 2CTELXRDL2US · pith_short_16: 2CTELXRDL2USISXO · pith_short_8: 2CTELXRD

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/2CTELXRDL2USISXOCFYQDAD27I \
  | 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: d0a645de235ea9244aee117101807afa00cd4705b4f76cd6856674b006c42e3a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "acdf92fbf2173658ede366093599725e73661170d705434ede86b3707002622b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.FL",
    "submitted_at": "2015-09-02T10:07:06Z",
    "title_canon_sha256": "86d35903712697d7295d7b070c7906d6378c3571ecb650c3a8c8c37eef081c9e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.00622",
    "kind": "arxiv",
    "version": 2
  }
}