Pith Number

pith:X2XOHNTB

pith:2015:X2XOHNTBXUF3NPKMGQD4CH3VFC

not attested not anchored not stored refs pending

Tracking Many Solution Paths of a Polynomial Homotopy on a Graphics Processing Unit

Jan Verschelde, Xiangcheng Yu

arxiv:1505.00383 v1 · 2015-05-03 · cs.MS · cs.NA · math.AG · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X2XOHNTBXUF3NPKMGQD4CH3VFC}

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	2026-05-18T02:17:10.306224Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

beaee3b661bd0bb6bd4c3407c11f7528a96539a379348d4cbcca5ec9eb797ba5

Aliases

arxiv: 1505.00383 · arxiv_version: 1505.00383v1 · doi: 10.48550/arxiv.1505.00383 · pith_short_12: X2XOHNTBXUF3 · pith_short_16: X2XOHNTBXUF3NPKM · pith_short_8: X2XOHNTB

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/X2XOHNTBXUF3NPKMGQD4CH3VFC \
  | 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: beaee3b661bd0bb6bd4c3407c11f7528a96539a379348d4cbcca5ec9eb797ba5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61f0c85826feafb228262f2f54627f5f5d9be2bb843a289246c9da254921d794",
    "cross_cats_sorted": [
      "cs.NA",
      "math.AG",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MS",
    "submitted_at": "2015-05-03T00:50:23Z",
    "title_canon_sha256": "fbc58e230aa86db11c06ed9c9c993b66d75b4363911ea5f5cf4a115cc4abd0bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.00383",
    "kind": "arxiv",
    "version": 1
  }
}