Pith Number

pith:G5GR4ZM4

pith:2012:G5GR4ZM4LMRKIVFLTXVS2FHENW

not attested not anchored not stored refs pending

A note on triangle partitions

Ton Kloks

arxiv:1203.5464 v1 · 2012-03-25 · cs.DS · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G5GR4ZM4LMRKIVFLTXVS2FHENW}

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	2026-05-18T03:59:14.984236Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

374d1e659c5b22a454ab9deb2d14e46d9813cab0b61503f6223fe728358df8fe

Aliases

arxiv: 1203.5464 · arxiv_version: 1203.5464v1 · doi: 10.48550/arxiv.1203.5464 · pith_short_12: G5GR4ZM4LMRK · pith_short_16: G5GR4ZM4LMRKIVFL · pith_short_8: G5GR4ZM4

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/G5GR4ZM4LMRKIVFLTXVS2FHENW \
  | 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: 374d1e659c5b22a454ab9deb2d14e46d9813cab0b61503f6223fe728358df8fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "533070bd5d65647e6ae821034da949ed41a3da8b805e5401a3b8dbff88c30a97",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2012-03-25T02:16:00Z",
    "title_canon_sha256": "0b5b6582ce3a8c24a5358298ecfdf9a954a206c25a55339898d4dd53fd9bddc4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.5464",
    "kind": "arxiv",
    "version": 1
  }
}