Pith Number

pith:PGYNTP4D

pith:2026:PGYNTP4D6X672AUEVDH2KRULHK

not attested not anchored not stored refs pending

On Defining Chart Types Boundaries

Andrew McNutt, Chang Han, Katherine E. Isaacs

arxiv:2608.02512 v1 · 2026-08-03 · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PGYNTP4D6X672AUEVDH2KRULHK}

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	2026-08-04T02:43:52.087440Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79b0d9bf83f5fdfd0284a8cfa5468b3aa184cbb9cea98f5a1b402a05e065763e

Aliases

arxiv: 2608.02512 · arxiv_version: 2608.02512v1 · doi: 10.48550/arxiv.2608.02512 · pith_short_12: PGYNTP4D6X67 · pith_short_16: PGYNTP4D6X672AUE · pith_short_8: PGYNTP4D

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/PGYNTP4D6X672AUEVDH2KRULHK \
  | 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: 79b0d9bf83f5fdfd0284a8cfa5468b3aa184cbb9cea98f5a1b402a05e065763e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63bc1b4776bdca8367e218a6e8a072d160fa5b74c513b7d869b0b83ec8d324a3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2026-08-03T17:10:28Z",
    "title_canon_sha256": "6d8001b24b91eb33cdde978df1258705dd6365e9ab8b00824c80b16c03759d5e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.02512",
    "kind": "arxiv",
    "version": 1
  }
}