Pith Number

pith:MXAUECLQ

pith:2019:MXAUECLQMTXQNNOPOUE2O23QIM

not attested not anchored not stored refs pending

A higher order numerical scheme for singularly perturbed parabolic turning point problems exhibiting twin boundary layers

Pratima Rai, Swati yadav

arxiv:1905.02912 v1 · 2019-05-08 · 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{MXAUECLQMTXQNNOPOUE2O23QIM}

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	2026-05-17T23:46:45.030470Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

65c142097064ef06b5cf7509a76b70433057d3f0767946ac51803047b47fe8d3

Aliases

arxiv: 1905.02912 · arxiv_version: 1905.02912v1 · doi: 10.48550/arxiv.1905.02912 · pith_short_12: MXAUECLQMTXQ · pith_short_16: MXAUECLQMTXQNNOP · pith_short_8: MXAUECLQ

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/MXAUECLQMTXQNNOPOUE2O23QIM \
  | 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: 65c142097064ef06b5cf7509a76b70433057d3f0767946ac51803047b47fe8d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9de79ddcfab50ec7fbef91c04ef19e1211b8426aed2a5759b9beb89c195ce337",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-05-08T05:01:31Z",
    "title_canon_sha256": "1fe73ffb4c1d493d9466ebb7e70b57df204cf1f869046d5d2657fdfa674e6c7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.02912",
    "kind": "arxiv",
    "version": 1
  }
}