Pith Number

pith:6QVRCXCH

pith:2017:6QVRCXCHZMDQRIWYRMFHY5C7UT

not attested not anchored not stored refs pending

A random regularized approximate solution of the inverse problem for the Burgers' equation

Erkan Nane, Nguyen Hoang Tuan, Nguyen Huy Tuan

arxiv:1702.07987 v1 · 2017-02-26 · math.AP · math-ph · math.MP · math.PR · math.SP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6QVRCXCHZMDQRIWYRMFHY5C7UT}

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	2026-05-18T00:49:56.457913Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f42b115c47cb0708a2d88b0a7c745fa4ed311961e3cd1a2d01f645a69660e2ed

Aliases

arxiv: 1702.07987 · arxiv_version: 1702.07987v1 · doi: 10.48550/arxiv.1702.07987 · pith_short_12: 6QVRCXCHZMDQ · pith_short_16: 6QVRCXCHZMDQRIWY · pith_short_8: 6QVRCXCH

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/6QVRCXCHZMDQRIWYRMFHY5C7UT \
  | 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: f42b115c47cb0708a2d88b0a7c745fa4ed311961e3cd1a2d01f645a69660e2ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "83c257c642f4a8b05a67f852531952bd8c6ee02dab1124c1af6bc104789b0df3",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "math.PR",
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-02-26T04:50:56Z",
    "title_canon_sha256": "96e355f780980a9e0021281de788337f9b2b2d3faca133e45aeb12dff092e6ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.07987",
    "kind": "arxiv",
    "version": 1
  }
}