Pith Number

pith:7S5VIHN7

pith:2013:7S5VIHN7TCASI3X3Z3RL47OLVP

not attested not anchored not stored refs pending

Faster sparse interpolation of straight-line programs

Andrew Arnold, Daniel S. Roche, Mark Giesbrecht

arxiv:1304.3483 v2 · 2013-04-11 · 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{7S5VIHN7TCASI3X3Z3RL47OLVP}

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	2026-05-18T03:01:24.363093Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fcbb541dbf9881246efbcee2be7dcbabdec8a9455ed90241eedfb64204c0afe4

Aliases

arxiv: 1304.3483 · arxiv_version: 1304.3483v2 · doi: 10.48550/arxiv.1304.3483 · pith_short_12: 7S5VIHN7TCAS · pith_short_16: 7S5VIHN7TCASI3X3 · pith_short_8: 7S5VIHN7

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/7S5VIHN7TCASI3X3Z3RL47OLVP \
  | 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: fcbb541dbf9881246efbcee2be7dcbabdec8a9455ed90241eedfb64204c0afe4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92893455be6947e4b9f7f886f59e8c1e413ab21f08e00f1f5041858d55ab085c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/publicdomain/",
    "primary_cat": "cs.SC",
    "submitted_at": "2013-04-11T20:43:48Z",
    "title_canon_sha256": "d536307637eb87fdea6ce90c80d018bc7d01739c5f0c2f409014c39a2f85818a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.3483",
    "kind": "arxiv",
    "version": 2
  }
}