Pith Number

pith:JD5A2MFB

pith:2019:JD5A2MFBYAX3CGQZMW42WE4VLO

not attested not anchored not stored refs pending

Tutorial on Hybridizable Discontinuous Galerkin (HDG) Formulation for Incompressible Flow Problems

Antonio Huerta, Matteo Giacomini, Ruben Sevilla

arxiv:1911.05198 v1 · 2019-11-12 · math.NA · cs.CE · cs.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{JD5A2MFBYAX3CGQZMW42WE4VLO}

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	2026-07-05T01:34:05.124832Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48fa0d30a1c02fb11a1965b9ab13955ba4290c91d76110054b785d112bd219ff

Aliases

arxiv: 1911.05198 · arxiv_version: 1911.05198v1 · doi: 10.48550/arxiv.1911.05198 · pith_short_12: JD5A2MFBYAX3 · pith_short_16: JD5A2MFBYAX3CGQZ · pith_short_8: JD5A2MFB

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/JD5A2MFBYAX3CGQZMW42WE4VLO \
  | 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: 48fa0d30a1c02fb11a1965b9ab13955ba4290c91d76110054b785d112bd219ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e87fb86794b51b6eca5a01e225c0ac2804777ba04cccbb3f3035adc13ea68d4",
    "cross_cats_sorted": [
      "cs.CE",
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-11-12T23:17:11Z",
    "title_canon_sha256": "46876ee9cd3866e0171d12d4c068818f20ffa07e2ec2559a30601d9d588a646e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.05198",
    "kind": "arxiv",
    "version": 1
  }
}