Pith Number

pith:UAN4ROTR

pith:2010:UAN4ROTRJYSVNW5WBYZSDDFMPQ

not attested not anchored not stored refs pending

A Symbolic Approach to Generation and Analysis of Finite Difference Schemes of Partial Differential Equations

Bernd Martin, Viktor Levandovskyy

arxiv:1007.4443 v1 · 2010-07-26 · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UAN4ROTRJYSVNW5WBYZSDDFMPQ}

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	2026-05-17T23:52:08.861235Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a01bc8ba714e2556dbb60e33218cac7c31912adb67ba1596da950147da4778b1

Aliases

arxiv: 1007.4443 · arxiv_version: 1007.4443v1 · doi: 10.48550/arxiv.1007.4443 · pith_short_12: UAN4ROTRJYSV · pith_short_16: UAN4ROTRJYSVNW5W · pith_short_8: UAN4ROTR

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/UAN4ROTRJYSVNW5WBYZSDDFMPQ \
  | 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: a01bc8ba714e2556dbb60e33218cac7c31912adb67ba1596da950147da4778b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82320a572c28b642a537e08fe023458400dd0b39803283eb88254f3110d33d14",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2010-07-26T12:54:16Z",
    "title_canon_sha256": "517ad51d95aec80087688b90954d6cea8577c5cd38b32bc4a9437cbf305a7cc1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.4443",
    "kind": "arxiv",
    "version": 1
  }
}