Pith Number

pith:IOEW5FYY

pith:2012:IOEW5FYY24ELYMIKUNRWGJACQH

not attested not anchored not stored refs pending

Faster Geometric Algorithms via Dynamic Determinant Computation

Luis Pe\~naranda, Vissarion Fisikopoulos

arxiv:1206.7067 v3 · 2012-06-29 · 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{IOEW5FYY24ELYMIKUNRWGJACQH}

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	2026-05-18T01:21:40.970017Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43896e9718d708bc310aa36363240281c7e3ae19ead8b166497e6cdcdfc4a1f0

Aliases

arxiv: 1206.7067 · arxiv_version: 1206.7067v3 · doi: 10.48550/arxiv.1206.7067 · pith_short_12: IOEW5FYY24EL · pith_short_16: IOEW5FYY24ELYMIK · pith_short_8: IOEW5FYY

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/IOEW5FYY24ELYMIKUNRWGJACQH \
  | 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: 43896e9718d708bc310aa36363240281c7e3ae19ead8b166497e6cdcdfc4a1f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39a844c314adaaf0db12616808120d5feff83368fd548eb005e2f3fde199897a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2012-06-29T16:24:28Z",
    "title_canon_sha256": "fbb109208b685fc96de9ad0230dd980fb30f4f14ce25e54d11beb9535aedec00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.7067",
    "kind": "arxiv",
    "version": 3
  }
}