Pith Number

pith:B2ROS4QN

pith:2013:B2ROS4QNWPXMFU5KSYWIF5MSSW

not attested not anchored not stored refs pending

Resolution of subgrid microscale interactions enhances the discretisation of nonautonomous partial differential equations

A. J. Roberts, J. E. Bunder

arxiv:1312.7638 v1 · 2013-12-30 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B2ROS4QNWPXMFU5KSYWIF5MSSW}

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	2026-05-18T03:03:34.136252Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ea2e9720db3eec2d3aa962c82f59295b346baf9c5f0b2d55946c8874dff28ab

Aliases

arxiv: 1312.7638 · arxiv_version: 1312.7638v1 · doi: 10.48550/arxiv.1312.7638 · pith_short_12: B2ROS4QNWPXM · pith_short_16: B2ROS4QNWPXMFU5K · pith_short_8: B2ROS4QN

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/B2ROS4QNWPXMFU5KSYWIF5MSSW \
  | 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: 0ea2e9720db3eec2d3aa962c82f59295b346baf9c5f0b2d55946c8874dff28ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb2e092ad259ff9411167d3414aa31e6986dca9bb6520d3721e0d3295e49cd51",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2013-12-30T06:27:09Z",
    "title_canon_sha256": "394b833d1386ffcc64769f0902a5bf6e13ce4302025591bd695710620b904219"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.7638",
    "kind": "arxiv",
    "version": 1
  }
}