Pith Number

pith:ZC5WH4OP

pith:2017:ZC5WH4OPHUW5PFGEWGMCMROQG6

not attested not anchored not stored refs pending

A Lagrangian scheme for the solution of nonlinear diffusion equations using moving simplex meshes

Bertram D\"uring, Daniel Matthes, David S. McCormick, Jos\'e A. Carrillo

arxiv:1702.01707 v1 · 2017-02-06 · math.NA · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZC5WH4OPHUW5PFGEWGMCMROQG6}

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	2026-05-18T00:13:13.535876Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8bb63f1cf3d2dd794c4b1982645d037b5a6524450ce82baee75445ffc24117a

Aliases

arxiv: 1702.01707 · arxiv_version: 1702.01707v1 · doi: 10.48550/arxiv.1702.01707 · pith_short_12: ZC5WH4OPHUW5 · pith_short_16: ZC5WH4OPHUW5PFGE · pith_short_8: ZC5WH4OP

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/ZC5WH4OPHUW5PFGEWGMCMROQG6 \
  | 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: c8bb63f1cf3d2dd794c4b1982645d037b5a6524450ce82baee75445ffc24117a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bcfece975a324b021c7691226bccbfbe65b96abe52d735bd47b15421031c0f75",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-02-06T17:10:02Z",
    "title_canon_sha256": "f4b35001f1ac60382e6856aae52595ab0e8cc89234dc08ed41160c4756bed7a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.01707",
    "kind": "arxiv",
    "version": 1
  }
}