Pith Number

pith:7UYE2XUB

pith:2017:7UYE2XUBEDMJVR5ZIT5RXA4JC7

not attested not anchored not stored refs pending

Inf-sup stable finite elements on barycentric refinements producing divergence--free approximations in arbitrary dimensions

Johnny Guzman, Michael Neilan

arxiv:1710.08044 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{7UYE2XUBEDMJVR5ZIT5RXA4JC7}

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	2026-05-18T00:32:19.152116Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd304d5e8120d89ac7b944fb1b838917dc3ac82e66a17921a1d04f8fff3306d1

Aliases

arxiv: 1710.08044 · arxiv_version: 1710.08044v1 · doi: 10.48550/arxiv.1710.08044 · pith_short_12: 7UYE2XUBEDMJ · pith_short_16: 7UYE2XUBEDMJVR5Z · pith_short_8: 7UYE2XUB

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/7UYE2XUBEDMJVR5ZIT5RXA4JC7 \
  | 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: fd304d5e8120d89ac7b944fb1b838917dc3ac82e66a17921a1d04f8fff3306d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be3335ecfb4cd1296332bca7fb7fc9d0d98e0df2fca1ef9d253aa1eac438d2a9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-10-23T00:13:16Z",
    "title_canon_sha256": "a44d83e15fa7046e38edbe53f484a2376a86ff54a7674b491a632e88beb9cba6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.08044",
    "kind": "arxiv",
    "version": 1
  }
}