Pith Number

pith:N2SZNBG4

pith:2025:N2SZNBG4RBNTXARWKQ42EPRJIK

not attested not anchored not stored refs pending

Rust Implementation of Finite Element Exterior Calculus on Coordinate-Free Simplicial Complexes

Luis Wirth

arxiv:2506.02429 v2 · 2025-06-03 · math.NA · cs.NA · math.AP · math.AT · math.DG · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{N2SZNBG4RBNTXARWKQ42EPRJIK}

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	2026-07-05T11:24:21.871018Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ea59684dc885b3b82365439a23e2942a18c9097b1779b607507f450932c71dc

Aliases

arxiv: 2506.02429 · arxiv_version: 2506.02429v2 · doi: 10.48550/arxiv.2506.02429 · pith_short_12: N2SZNBG4RBNT · pith_short_16: N2SZNBG4RBNTXARW · pith_short_8: N2SZNBG4

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/N2SZNBG4RBNTXARWKQ42EPRJIK \
  | 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: 6ea59684dc885b3b82365439a23e2942a18c9097b1779b607507f450932c71dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d09dfd76f77c455b3f3f571a2fa6799c0962bdafbaf4a3a0b6a285641de17476",
    "cross_cats_sorted": [
      "cs.NA",
      "math.AP",
      "math.AT",
      "math.DG",
      "math.FA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-06-03T04:28:52Z",
    "title_canon_sha256": "81b3d16f873c797744bbc1c01ceaa53c5f10e76593dae553ec13258d2129eec3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.02429",
    "kind": "arxiv",
    "version": 2
  }
}