Pith Number

pith:RYVXICB6

pith:2013:RYVXICB6EVBXZUONRVHKIK7IRC

not attested not anchored not stored refs pending

The Complexity of Order Type Isomorphism

Greg Aloupis, John Iacono, \"Ozg\"ur \"Ozkan, Stefan Langerman

arxiv:1311.0928 v1 · 2013-11-04 · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RYVXICB6EVBXZUONRVHKIK7IRC}

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	2026-05-18T03:07:56.028890Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e2b74083e25437cd1cd8d4ea42be888978f54dbfa3cec55187665b0ee407d8c

Aliases

arxiv: 1311.0928 · arxiv_version: 1311.0928v1 · doi: 10.48550/arxiv.1311.0928 · pith_short_12: RYVXICB6EVBX · pith_short_16: RYVXICB6EVBXZUON · pith_short_8: RYVXICB6

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/RYVXICB6EVBXZUONRVHKIK7IRC \
  | 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: 8e2b74083e25437cd1cd8d4ea42be888978f54dbfa3cec55187665b0ee407d8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd570eaf491485db5d549d39319faa072223a622aa1b69ac899a2b4c3670d471",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2013-11-04T23:41:51Z",
    "title_canon_sha256": "6705230114c8765cdc692279aa985d1a000cd0232973d8ac4a640bc32bb6357c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.0928",
    "kind": "arxiv",
    "version": 1
  }
}