Pith Number

pith:ENRQK2G3

pith:2026:ENRQK2G3CR32URMG5PGP2TRJ3A

not attested not anchored not stored refs pending

A Natural Decomposition Method for Essential Boundary Conditions in Noninterpolatory Meshfree Spaces

Jingkai Zhang, Shuo Zhang, Tiexiang Li

arxiv:2606.07281 v1 · 2026-06-05 · math.NA · 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{ENRQK2G3CR32URMG5PGP2TRJ3A}

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	2026-06-08T01:05:17.274828Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23630568db1477aa4586ebccfd4e29d81bdc66595cd26e200e19e3b1e3b3c6c6

Aliases

arxiv: 2606.07281 · arxiv_version: 2606.07281v1 · doi: 10.48550/arxiv.2606.07281 · pith_short_12: ENRQK2G3CR32 · pith_short_16: ENRQK2G3CR32URMG · pith_short_8: ENRQK2G3

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/ENRQK2G3CR32URMG5PGP2TRJ3A \
  | 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: 23630568db1477aa4586ebccfd4e29d81bdc66595cd26e200e19e3b1e3b3c6c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4647e545ec095115b6c396879fd6899eb25ca5861e2073cb911de8d774c5b862",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2026-06-05T13:56:33Z",
    "title_canon_sha256": "ecdcfa0f6f10d43c0cf1133c2903520058a9cd6efdd2ee398fbc60ecc3ee475d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.07281",
    "kind": "arxiv",
    "version": 1
  }
}