Pith Number

pith:F3IMXNKX

pith:2011:F3IMXNKX4FVIGMYXR7LKVNTZFH

not attested not anchored not stored refs pending

Mixed finite elements for numerical weather prediction

C. J. Cotter, J. Shipton

arxiv:1103.2440 v3 · 2011-03-12 · 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{F3IMXNKX4FVIGMYXR7LKVNTZFH}

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	2026-05-18T02:02:54.281006Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ed0cbb557e16a8333178fd6aab67929ed96fa99f55928860a39dd5c7bc3ac5c

Aliases

arxiv: 1103.2440 · arxiv_version: 1103.2440v3 · doi: 10.48550/arxiv.1103.2440 · pith_short_12: F3IMXNKX4FVI · pith_short_16: F3IMXNKX4FVIGMYX · pith_short_8: F3IMXNKX

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/F3IMXNKX4FVIGMYXR7LKVNTZFH \
  | 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: 2ed0cbb557e16a8333178fd6aab67929ed96fa99f55928860a39dd5c7bc3ac5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc55214e554165a8d7165c4dcb2f46c58f6dc9f5fd7263c91f5c0b0f6af48255",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2011-03-12T12:08:58Z",
    "title_canon_sha256": "b4c93c95c71cda192114bd2cd06f141e9f74e6c7ad5f0f832b49de5167b5f225"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.2440",
    "kind": "arxiv",
    "version": 3
  }
}