Pith Number

pith:EWFINVAX

pith:2018:EWFINVAXV2NL2DDGNN3J77IOXD

not attested not anchored not stored refs pending

Cut Finite Elements for Convection in Fractured Domains

Erik Burman, Karl Larsson, Mats G. Larson, Peter Hansbo

arxiv:1801.06103 v2 · 2018-01-18 · 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{EWFINVAXV2NL2DDGNN3J77IOXD}

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	2026-05-17T23:54:56.385915Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

258a86d417ae9abd0c666b769ffd0eb8e4df2e7aa38ab48b9838098e0142c2bb

Aliases

arxiv: 1801.06103 · arxiv_version: 1801.06103v2 · doi: 10.48550/arxiv.1801.06103 · pith_short_12: EWFINVAXV2NL · pith_short_16: EWFINVAXV2NL2DDG · pith_short_8: EWFINVAX

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/EWFINVAXV2NL2DDGNN3J77IOXD \
  | 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: 258a86d417ae9abd0c666b769ffd0eb8e4df2e7aa38ab48b9838098e0142c2bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5587d1cba9f6e645411e20f40dd896ce404b6b896653cc92ec53792dbbf7ac96",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-01-18T15:51:01Z",
    "title_canon_sha256": "f1c3719d33e9f984fb8816a310a826d283fa628e06b9d614041919edea71c6c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.06103",
    "kind": "arxiv",
    "version": 2
  }
}