Pith Number

pith:JBLUOW57

pith:2017:JBLUOW57TBG6DC2MQY53XVQ2FQ

not attested not anchored not stored refs pending

A Conservative Flux Optimization Finite Element Method for Convection-Diffusion Equations

Junping Wang, Qingsong Zou, Yujie Liu

arxiv:1710.08082 v1 · 2017-10-23 · 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{JBLUOW57TBG6DC2MQY53XVQ2FQ}

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	2026-05-18T00:32:19.061081Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4857475bbf984de18b4c863bbbd61a2c381ec4983b34aec2ea24fa0b01659f3b

Aliases

arxiv: 1710.08082 · arxiv_version: 1710.08082v1 · doi: 10.48550/arxiv.1710.08082 · pith_short_12: JBLUOW57TBG6 · pith_short_16: JBLUOW57TBG6DC2M · pith_short_8: JBLUOW57

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/JBLUOW57TBG6DC2MQY53XVQ2FQ \
  | 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: 4857475bbf984de18b4c863bbbd61a2c381ec4983b34aec2ea24fa0b01659f3b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7b557fe18b462d1ad80ebc6f5a08424c927885f5af492a429f86735b0fb4154",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-10-23T04:20:48Z",
    "title_canon_sha256": "3e477e54c3c95817701602d485cf8a34db6e5563479794c4b2c1d310a0ed6fa7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.08082",
    "kind": "arxiv",
    "version": 1
  }
}