Pith Number

pith:L5ZPN5UQ

pith:2014:L5ZPN5UQTGB2V5Z6OGC4V2ELMA

not attested not anchored not stored refs pending

Algorithms in Real Algebraic Geometry: A Survey

Saugata Basu

arxiv:1409.1534 v1 · 2014-09-04 · math.AG · cs.CC · cs.CG · cs.SC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L5ZPN5UQTGB2V5Z6OGC4V2ELMA}

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	2026-05-18T02:43:26.684816Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f72f6f6909983aaf73e7185cae88b6034d7e59274771b6e7666a232fc0c05d6

Aliases

arxiv: 1409.1534 · arxiv_version: 1409.1534v1 · doi: 10.48550/arxiv.1409.1534 · pith_short_12: L5ZPN5UQTGB2 · pith_short_16: L5ZPN5UQTGB2V5Z6 · pith_short_8: L5ZPN5UQ

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/L5ZPN5UQTGB2V5Z6OGC4V2ELMA \
  | 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: 5f72f6f6909983aaf73e7185cae88b6034d7e59274771b6e7666a232fc0c05d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "488a93bccf93e727a3a8c488b266b973f2fb873467a0637b4e3981588372012b",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.CG",
      "cs.SC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2014-09-04T19:00:00Z",
    "title_canon_sha256": "8d981cf0d5b0c421c804ae318a4961ec4dbdc30515817e4cac43a91ce7ee45f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.1534",
    "kind": "arxiv",
    "version": 1
  }
}