Pith Number

pith:B3VMS2GJ

pith:2009:B3VMS2GJG4DRYQTNUNEXD6JU7X

not attested not anchored not stored refs pending

Using Elimination Theory to construct Rigid Matrices

Abhinav Kumar, Jayalal Sarma M. N, Satyanarayana V. Lokam, Vijay M. Patankar

arxiv:0910.5301 v3 · 2009-10-28 · cs.CC · 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{B3VMS2GJG4DRYQTNUNEXD6JU7X}

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	2026-05-18T02:28:48.634691Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0eeac968c937071c426da34971f934fddbab3fddf5e78fdbac1dbeac75b4984c

Aliases

arxiv: 0910.5301 · arxiv_version: 0910.5301v3 · doi: 10.48550/arxiv.0910.5301 · pith_short_12: B3VMS2GJG4DR · pith_short_16: B3VMS2GJG4DRYQTN · pith_short_8: B3VMS2GJ

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/B3VMS2GJG4DRYQTNUNEXD6JU7X \
  | 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: 0eeac968c937071c426da34971f934fddbab3fddf5e78fdbac1dbeac75b4984c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd1bfbab4b8175b01dd21ca121c3c2e1ec558aed569a2d688224ce98f814889b",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2009-10-28T07:56:23Z",
    "title_canon_sha256": "ef5a220700ea2124ae9d30a7bfa99ac66bafa9d1d431c1d6ae633e3e5207b2d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.5301",
    "kind": "arxiv",
    "version": 3
  }
}