Pith Number

pith:T7K243XC

pith:2013:T7K243XCCD2FMJDRR4QGKNNQZG

not attested not anchored not stored refs pending

Analysis of the two-regime method on square meshes

Likun Zheng, Mark B. Flegg, Radek Erban, S. Jonathan Chapman

arxiv:1304.5487 v1 · 2013-04-17 · q-bio.QM · q-bio.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{T7K243XCCD2FMJDRR4QGKNNQZG}

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	2026-05-18T03:27:33.383492Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9fd5ae6ee210f45624718f206535b0c986b97f206361bfc5273dd939a05521a3

Aliases

arxiv: 1304.5487 · arxiv_version: 1304.5487v1 · doi: 10.48550/arxiv.1304.5487 · pith_short_12: T7K243XCCD2F · pith_short_16: T7K243XCCD2FMJDR · pith_short_8: T7K243XC

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/T7K243XCCD2FMJDRR4QGKNNQZG \
  | 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: 9fd5ae6ee210f45624718f206535b0c986b97f206361bfc5273dd939a05521a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d1ed9c7e88c757d3b15bf442681a30aff1ce6f0848d5fd935e8f118f598e410",
    "cross_cats_sorted": [
      "q-bio.SC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2013-04-17T22:28:32Z",
    "title_canon_sha256": "7357980bf9b89cdf1a76a0b6a484816b97413c5135053fff2cf309928f210e6e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.5487",
    "kind": "arxiv",
    "version": 1
  }
}