Pith Number

pith:2FC5J4HF

pith:2011:2FC5J4HFR4EOEYBI66K7VM55U4

not attested not anchored not stored refs pending

Matrix-Free Approximate Equilibration

Andrew M. Bradley, Walter Murray

arxiv:1110.2805 v2 · 2011-10-12 · 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{2FC5J4HFR4EOEYBI66K7VM55U4}

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	2026-05-18T03:53:07.084554Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d145d4f0e58f08e26028f795fab3bda706db0fedeb0b0a6905b5abfb3710f4ea

Aliases

arxiv: 1110.2805 · arxiv_version: 1110.2805v2 · doi: 10.48550/arxiv.1110.2805 · pith_short_12: 2FC5J4HFR4EO · pith_short_16: 2FC5J4HFR4EOEYBI · pith_short_8: 2FC5J4HF

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/2FC5J4HFR4EOEYBI66K7VM55U4 \
  | 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: d145d4f0e58f08e26028f795fab3bda706db0fedeb0b0a6905b5abfb3710f4ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3033a2f0d9f77d2441757f8e0cdb3917e538e4043abdab67fc941875ee9834d5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2011-10-12T22:03:56Z",
    "title_canon_sha256": "53f4fc13363b42207892d0e9b2d8ad18c800f32bf930cb3673d38b58e6c331f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.2805",
    "kind": "arxiv",
    "version": 2
  }
}