Pith Number

pith:PYO555XO

pith:2022:PYO555XOZB2YRSUPJEMJVFFAIS

not attested not anchored not stored refs pending

On word-representability of simplified de Bruijn graphs

Anthony V. Petyuk

arxiv:2210.14762 v2 · 2022-10-20 · 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{PYO555XOZB2YRSUPJEMJVFFAIS}

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

2 papers in Pith

Word-Representability of Shift Graphs

Receipt and verification

First computed	2026-07-05T06:30:02.523971Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e1ddef6eec87588ca8f49189a94a044837f687352525b632894a64f2cc403df

Aliases

arxiv: 2210.14762 · arxiv_version: 2210.14762v2 · doi: 10.48550/arxiv.2210.14762 · pith_short_12: PYO555XOZB2Y · pith_short_16: PYO555XOZB2YRSUP · pith_short_8: PYO555XO

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/PYO555XOZB2YRSUPJEMJVFFAIS \
  | 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: 7e1ddef6eec87588ca8f49189a94a044837f687352525b632894a64f2cc403df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f839e4fcc63dce990d96cf56a5e5d4c2c65686f0d3f617c5b6381545a4c373cf",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2022-10-20T07:50:43Z",
    "title_canon_sha256": "70fd138756663bfeea33a69fd5ef3ec4375cc1cfca76d2c05a55def2cc2a4b95"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.14762",
    "kind": "arxiv",
    "version": 2
  }
}