Pith Number

pith:OJVMOXTD

pith:2023:OJVMOXTDAT65OGPFRGR6P6B34R

not attested not anchored not stored refs pending

A Framework for Solving Parabolic Partial Differential Equations on Discrete Domains

Justin Solomon, Leticia Mattos Da Silva, Oded Stein

arxiv:2312.00327 v2 · 2023-12-01 · math.NA · cs.GR · cs.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{OJVMOXTDAT65OGPFRGR6P6B34R}

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	2026-07-05T08:26:16.126288Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

726ac75e6304fdd719e589a3e7f83be442c5334da4121de05a30c56e89bc7d8a

Aliases

arxiv: 2312.00327 · arxiv_version: 2312.00327v2 · doi: 10.48550/arxiv.2312.00327 · pith_short_12: OJVMOXTDAT65 · pith_short_16: OJVMOXTDAT65OGPF · pith_short_8: OJVMOXTD

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/OJVMOXTDAT65OGPFRGR6P6B34R \
  | 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: 726ac75e6304fdd719e589a3e7f83be442c5334da4121de05a30c56e89bc7d8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca27b9ed42f7833817e6a9e6ed4ab09e69c9440bd420b8ab4fe6fa212122acd9",
    "cross_cats_sorted": [
      "cs.GR",
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2023-12-01T03:45:50Z",
    "title_canon_sha256": "93362a3d34b95c232686531d02b814c01c752a6f891f8d5654b1a701690e8507"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2312.00327",
    "kind": "arxiv",
    "version": 2
  }
}