Pith Number

pith:3BPPY7JH

pith:2015:3BPPY7JHIPTRJDAMXXUEXLJ3NS

not attested not anchored not stored refs pending

A Priori Error Estimates for Some Discontinuous Galerkin Immersed Finite Element Methods

Qing Yang, Tao Lin, Xu Zhang

arxiv:1501.03142 v1 · 2015-01-13 · 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{3BPPY7JHIPTRJDAMXXUEXLJ3NS}

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	2026-05-18T01:00:46.347525Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d85efc7d2743e7148c0cbde84bad3b6c836580477916284e2c70713bde6be754

Aliases

arxiv: 1501.03142 · arxiv_version: 1501.03142v1 · doi: 10.48550/arxiv.1501.03142 · pith_short_12: 3BPPY7JHIPTR · pith_short_16: 3BPPY7JHIPTRJDAM · pith_short_8: 3BPPY7JH

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/3BPPY7JHIPTRJDAMXXUEXLJ3NS \
  | 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: d85efc7d2743e7148c0cbde84bad3b6c836580477916284e2c70713bde6be754

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70ddf00994f4c58c81a0eed7694c7bd2ba615e4a7a01dbf025b5225c7cdc84ee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-01-13T20:38:34Z",
    "title_canon_sha256": "679326e48aa04d75b8dfd00aed77f1ea5fa964faa3b388df7691eb1266de2bf7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.03142",
    "kind": "arxiv",
    "version": 1
  }
}