Pith Number

pith:34T43ZML

pith:2015:34T43ZMLOGD2KXDV4AP46O6MPL

not attested not anchored not stored refs pending

A coloring of the square of the 8-cube with 13 colors

Janne I. Kokkala, Patric R. J. \"Osterg{\aa}rd

arxiv:1509.06913 v1 · 2015-09-23 · math.CO · cs.IT · math.IT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{34T43ZMLOGD2KXDV4AP46O6MPL}

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	2026-05-18T01:32:17.538042Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df27cde58b7187a55c75e01fcf3bcc7afc907eb39c8a672d1ae3c2c89ab0de85

Aliases

arxiv: 1509.06913 · arxiv_version: 1509.06913v1 · doi: 10.48550/arxiv.1509.06913 · pith_short_12: 34T43ZMLOGD2 · pith_short_16: 34T43ZMLOGD2KXDV · pith_short_8: 34T43ZML

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/34T43ZMLOGD2KXDV4AP46O6MPL \
  | 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: df27cde58b7187a55c75e01fcf3bcc7afc907eb39c8a672d1ae3c2c89ab0de85

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2d0294a556f462b2f3d39469688622c1a62a2a645e3be570ca5166040f39519",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2015-09-23T10:24:22Z",
    "title_canon_sha256": "dda1781b1aeaf3505fe6e3d00226266a504a2e7b92aad6c4d009976c256e1a37"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.06913",
    "kind": "arxiv",
    "version": 1
  }
}