Pith Number

pith:PQQX5BSB

pith:2015:PQQX5BSB7QHX5ZZQ5MZUJARYS6

not attested not anchored not stored refs pending

Parallel sparse interpolation using small primes

Daniel S. Roche, Mohamed Khochtali, Xisen Tian

arxiv:1506.04215 v1 · 2015-06-13 · cs.SC · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PQQX5BSB7QHX5ZZQ5MZUJARYS6}

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	2026-05-18T01:49:55.265332Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c217e8641fc0f7ee730eb334482389791f3a09edfe4af3b54cc9a7407503e69

Aliases

arxiv: 1506.04215 · arxiv_version: 1506.04215v1 · doi: 10.48550/arxiv.1506.04215 · pith_short_12: PQQX5BSB7QHX · pith_short_16: PQQX5BSB7QHX5ZZQ · pith_short_8: PQQX5BSB

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/PQQX5BSB7QHX5ZZQ5MZUJARYS6 \
  | 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: 7c217e8641fc0f7ee730eb334482389791f3a09edfe4af3b54cc9a7407503e69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ded9ffcb51f4962882b072f585e871a8c03bf272cd3886016b6049d707d68236",
    "cross_cats_sorted": [
      "cs.DC"
    ],
    "license": "http://creativecommons.org/licenses/publicdomain/",
    "primary_cat": "cs.SC",
    "submitted_at": "2015-06-13T03:41:43Z",
    "title_canon_sha256": "b6e2fb9c95cbac9f9cf617a37382d3d739899c267acea06cf1c74ca2f27ca5c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.04215",
    "kind": "arxiv",
    "version": 1
  }
}