Pith Number

pith:2XOFZJGH

pith:2011:2XOFZJGHC2C5DH7X2KTC3BEYXF

not attested not anchored not stored refs pending

Transforming Rectangles into Squares, with Applications to Strong Colorings

Assaf Rinot

arxiv:1103.2838 v1 · 2011-03-15 · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2XOFZJGHC2C5DH7X2KTC3BEYXF}

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	2026-05-18T04:26:46.421204Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5dc5ca4c71685d19ff7d2a62d8498b94932d4e9ec7be84bf43a79812a1f2f2e

Aliases

arxiv: 1103.2838 · arxiv_version: 1103.2838v1 · doi: 10.48550/arxiv.1103.2838 · pith_short_12: 2XOFZJGHC2C5 · pith_short_16: 2XOFZJGHC2C5DH7X · pith_short_8: 2XOFZJGH

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/2XOFZJGHC2C5DH7X2KTC3BEYXF \
  | 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: d5dc5ca4c71685d19ff7d2a62d8498b94932d4e9ec7be84bf43a79812a1f2f2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54caab50f14fb224043ba3d613d946df1546705b1bd3f43c77ae4e16a5777218",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2011-03-15T03:44:30Z",
    "title_canon_sha256": "b9a87c21b1b6d24dcfaede1ec07c9ba3e79675189562669a07210b08e0b0d45a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.2838",
    "kind": "arxiv",
    "version": 1
  }
}