Pith Number

pith:WJ7YZID7

pith:2014:WJ7YZID7NUD6CG7R3FBWIF2FPD

not attested not anchored not stored refs pending

The Geometry of r-adaptive meshes generated using Optimal Transport Methods

C.J. Budd, E. Walsh, R. D. Russell

arxiv:1409.5361 v1 · 2014-09-18 · 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{WJ7YZID7NUD6CG7R3FBWIF2FPD}

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	2026-05-18T01:42:01.404492Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b27f8ca07f6d07e11bf1d94364174578f2811efd3d49f93d0282374d12e4dcc2

Aliases

arxiv: 1409.5361 · arxiv_version: 1409.5361v1 · doi: 10.48550/arxiv.1409.5361 · pith_short_12: WJ7YZID7NUD6 · pith_short_16: WJ7YZID7NUD6CG7R · pith_short_8: WJ7YZID7

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/WJ7YZID7NUD6CG7R3FBWIF2FPD \
  | 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: b27f8ca07f6d07e11bf1d94364174578f2811efd3d49f93d0282374d12e4dcc2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4b5614719d7e9324d210cae3f34c674e70964aa397eb42c061653cc48c8aff3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-09-18T16:16:23Z",
    "title_canon_sha256": "dc30323373cf3b1b01b1bdfd769c4759a156d8d87f886848a2d7ec6d0f723ce2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.5361",
    "kind": "arxiv",
    "version": 1
  }
}