Pith Number

pith:2LC3OTS3

pith:2015:2LC3OTS3DAAFFNRLFXQUQR7KJG

not attested not anchored not stored refs pending

Small Polygon Compression For Integer Coordinates

Abhinav Jauhri, Hakan Erdogmus, Martin Griss

arxiv:1509.05505 v1 · 2015-09-18 · 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{2LC3OTS3DAAFFNRLFXQUQR7KJG}

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	2026-05-18T01:32:43.003684Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2c5b74e5b180052b62b2de14847ea49a6a40453f123c2aaefbd74a86f646501

Aliases

arxiv: 1509.05505 · arxiv_version: 1509.05505v1 · doi: 10.48550/arxiv.1509.05505 · pith_short_12: 2LC3OTS3DAAF · pith_short_16: 2LC3OTS3DAAFFNRL · pith_short_8: 2LC3OTS3

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/2LC3OTS3DAAFFNRLFXQUQR7KJG \
  | 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: d2c5b74e5b180052b62b2de14847ea49a6a40453f123c2aaefbd74a86f646501

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "149613108ab4fa3f481878642bacce4ebb52a544d61288fe2498c0e5212a86b3",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-09-18T04:49:55Z",
    "title_canon_sha256": "4b2d3f920f8ac6f5fcb65036373cdd6258308411eda3404a2539579ca0708164"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.05505",
    "kind": "arxiv",
    "version": 1
  }
}