Pith Number

pith:RPPMIWEF

pith:2018:RPPMIWEFNDKNDRZBEB24V4U2DB

not attested not anchored not stored refs pending

Zero-sum Generalized Schur Numbers

Aaron Robertson

arxiv:1802.03382 v1 · 2018-02-09 · 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{RPPMIWEFNDKNDRZBEB24V4U2DB}

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	2026-05-18T00:23:57.784930Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8bdec4588568d4d1c7212075caf29a18710a4c5d3c515b84a3b16618f67f3d49

Aliases

arxiv: 1802.03382 · arxiv_version: 1802.03382v1 · doi: 10.48550/arxiv.1802.03382 · pith_short_12: RPPMIWEFNDKN · pith_short_16: RPPMIWEFNDKNDRZB · pith_short_8: RPPMIWEF

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/RPPMIWEFNDKNDRZBEB24V4U2DB \
  | 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: 8bdec4588568d4d1c7212075caf29a18710a4c5d3c515b84a3b16618f67f3d49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e9e33dd207eed8ff0ee9923c834355f3bc0c756d275178d3a62de9ea35b0d1b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-02-09T18:46:07Z",
    "title_canon_sha256": "ef0173aa46836ad9e37f67524e55a49d7a469eef77b069810bfe1177d7735c8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.03382",
    "kind": "arxiv",
    "version": 1
  }
}