Pith Number

pith:NQ767KED

pith:2010:NQ767KED22F4XFOC636SLPRM3U

not attested not anchored not stored refs pending

Symbolic Domain Decomposition

Alan P. Sexton, Jacques Carette, Stephen M. Watt, Volker Sorge

arxiv:1004.5549 v1 · 2010-04-30 · cs.SC · cs.NA · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NQ767KED22F4XFOC636SLPRM3U}

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	2026-06-03T23:06:36.510992Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c3fefa883d68bcb95c2f6fd25be2cdd314c6cf7c321300c9f036cc885801c09

Aliases

arxiv: 1004.5549 · arxiv_version: 1004.5549v1 · doi: 10.48550/arxiv.1004.5549 · pith_short_12: NQ767KED22F4 · pith_short_16: NQ767KED22F4XFOC · pith_short_8: NQ767KED

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/NQ767KED22F4XFOC636SLPRM3U \
  | 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: 6c3fefa883d68bcb95c2f6fd25be2cdd314c6cf7c321300c9f036cc885801c09

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ef06fa131071e59524a20e5b237521a3e02ed55c9fc9b7f19016a543881a599",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SC",
    "submitted_at": "2010-04-30T15:02:47Z",
    "title_canon_sha256": "d34030c8e4bb26dc3f52abf2eb8e5a9149f02858bb8243e59ecec37e8b932cb8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.5549",
    "kind": "arxiv",
    "version": 1
  }
}