Pith Number

pith:EKRPDCIO

pith:2024:EKRPDCIOIJRFFQL7CWTJAXWCXQ

not attested not anchored not stored refs pending

Metered Parking Functions

Ian Klein, Matt McClinton, Pamela E. Harris, Spencer Daugherty

arxiv:2406.12941 v1 · 2024-06-17 · 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{EKRPDCIOIJRFFQL7CWTJAXWCXQ}

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	2026-07-05T08:33:53.566233Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

22a2f1890e426252c17f15a6905ec2bc3c6f2fdb7b2ffbb4fe6ddab726584698

Aliases

arxiv: 2406.12941 · arxiv_version: 2406.12941v1 · doi: 10.48550/arxiv.2406.12941 · pith_short_12: EKRPDCIOIJRF · pith_short_16: EKRPDCIOIJRFFQL7 · pith_short_8: EKRPDCIO

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/EKRPDCIOIJRFFQL7CWTJAXWCXQ \
  | 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: 22a2f1890e426252c17f15a6905ec2bc3c6f2fdb7b2ffbb4fe6ddab726584698

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "add31f3442682985b7c7f8c9eb9370a345a7b64f813c17ec0cd6f69e1d406b5a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2024-06-17T20:52:10Z",
    "title_canon_sha256": "178887e9e159e4ca4124a9baf55ed04e970b38184fe2a1930f92629edc16dc3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2406.12941",
    "kind": "arxiv",
    "version": 1
  }
}