Pith Number

pith:W4RHS4AA

pith:2012:W4RHS4AA2NNV4LBZNHB2BBIDWQ

not attested not anchored not stored refs pending

A note on the well posed anisotropic discrete BVP's

Marek Galewski

arxiv:1203.4511 v1 · 2012-03-20 · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{W4RHS4AA2NNV4LBZNHB2BBIDWQ}

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	2026-05-18T03:39:05.156919Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b722797000d35b5e2c3969c3a08503b41e82fe36385cf11d82ad3fda68922f5a

Aliases

arxiv: 1203.4511 · arxiv_version: 1203.4511v1 · doi: 10.48550/arxiv.1203.4511 · pith_short_12: W4RHS4AA2NNV · pith_short_16: W4RHS4AA2NNV4LBZ · pith_short_8: W4RHS4AA

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/W4RHS4AA2NNV4LBZNHB2BBIDWQ \
  | 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: b722797000d35b5e2c3969c3a08503b41e82fe36385cf11d82ad3fda68922f5a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "241c75ef1abeb69576c11845b5f0782a83288b75ff4d1694338f4db2e1d8bbae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2012-03-20T17:11:54Z",
    "title_canon_sha256": "7cb2c1b9edefaa05dd5ba770a23bb1ea338097aa8a4f1c0705fe6e960d67cf12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.4511",
    "kind": "arxiv",
    "version": 1
  }
}