Pith Number

pith:UVY7NHHL

pith:2013:UVY7NHHLDP7TQR4XHIWZDICTZ2

not attested not anchored not stored refs pending

Five lectures on DPG methods

Jay Gopalakrishnan

arxiv:1306.0557 v2 · 2013-06-03 · 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{UVY7NHHLDP7TQR4XHIWZDICTZ2}

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.

Cited by

1 paper in Pith

Eliminating Gibbs Phenomena: A Non-linear Petrov-Galerkin Method for the Convection-Diffusion-Reaction Equation

Receipt and verification

First computed	2026-05-18T02:44:06.965331Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a571f69ceb1bff3847973a2d91a053cea50073750ac5e153ab1f513ac32b3c48

Aliases

arxiv: 1306.0557 · arxiv_version: 1306.0557v2 · doi: 10.48550/arxiv.1306.0557 · pith_short_12: UVY7NHHLDP7T · pith_short_16: UVY7NHHLDP7TQR4X · pith_short_8: UVY7NHHL

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/UVY7NHHLDP7TQR4XHIWZDICTZ2 \
  | 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: a571f69ceb1bff3847973a2d91a053cea50073750ac5e153ab1f513ac32b3c48

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b3a9e157fba6f83dd44e8e1075f188c835aa9694e8c0190ced9b2e62a546872",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2013-06-03T17:43:01Z",
    "title_canon_sha256": "769bd113edcc9ffc86971756ce3b6a3c32f348173571b59b0d477b758e92494b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.0557",
    "kind": "arxiv",
    "version": 2
  }
}