Pith Number

pith:TSINN6NK

pith:2017:TSINN6NKODNHZKKSAUOEHYEUVX

not attested not anchored not stored refs pending

Estimations of the discrete Green's function of the SDFEM on Shishkin triangular meshes for singularly perturbed problems with characteristic layers

Jin Zhang, Xiaowei Liu

arxiv:1707.02516 v1 · 2017-07-09 · 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{TSINN6NKODNHZKKSAUOEHYEUVX}

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	2026-05-18T00:40:36.617588Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c90d6f9aa70da7ca952051c43e094add4f44bc0c1e2d607b42d4de20526b5ef

Aliases

arxiv: 1707.02516 · arxiv_version: 1707.02516v1 · doi: 10.48550/arxiv.1707.02516 · pith_short_12: TSINN6NKODNH · pith_short_16: TSINN6NKODNHZKKS · pith_short_8: TSINN6NK

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/TSINN6NKODNHZKKSAUOEHYEUVX \
  | 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: 9c90d6f9aa70da7ca952051c43e094add4f44bc0c1e2d607b42d4de20526b5ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b58014e74908bd94f98a6129529f7d64a0953060c5c031a6ebec7d3a05425977",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-07-09T02:04:14Z",
    "title_canon_sha256": "d640906498980f9b3899983d46aff1a2e6899b6791e07ec047eb5d0aa4dd3330"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.02516",
    "kind": "arxiv",
    "version": 1
  }
}