Pith Number

pith:P7NNWJUA

pith:1997:P7NNWJUABBZT34T3NLU4VPOCJH

not attested not anchored not stored refs pending

The intrinsic complexity of parametric elimination methods

G. Matera, J. Heintz, L. M. Pardo, R. Wachenchauzer

arxiv:alg-geom/9707006 v1 · 1997-07-09 · alg-geom · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P7NNWJUABBZT34T3NLU4VPOCJH}

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	2026-07-04T15:08:09.022473Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7fdadb268008733df27b6ae9cabdc249c2066ab74459c1ec9d68e1add3de2b7e

Aliases

arxiv: alg-geom/9707006 · arxiv_version: alg-geom/9707006v1 · doi: 10.48550/arxiv.alg-geom/9707006 · pith_short_12: P7NNWJUABBZT · pith_short_16: P7NNWJUABBZT34T3 · pith_short_8: P7NNWJUA

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/P7NNWJUABBZT34T3NLU4VPOCJH \
  | 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: 7fdadb268008733df27b6ae9cabdc249c2066ab74459c1ec9d68e1add3de2b7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "375f85727d44592154e5a42be1938be4036b288734861963a5578cff7a4cf34d",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "",
    "primary_cat": "alg-geom",
    "submitted_at": "1997-07-09T15:03:37Z",
    "title_canon_sha256": "485f6f95c7f3b6d1d816a71af56e5edd8026727d55334e3a24e4ec0312a15258"
  },
  "schema_version": "1.0",
  "source": {
    "id": "alg-geom/9707006",
    "kind": "arxiv",
    "version": 1
  }
}