Pith Number

pith:GQZDGQLA

pith:2016:GQZDGQLAVSHBZWAR6F5QDOTHQT

not attested not anchored not stored refs pending

Three solutions for elliptic Dirichlet boundary value problem with singular weight

Joanna Piwnik, Piotr Kowalski

arxiv:1607.01235 v1 · 2016-07-05 · math.AP · 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{GQZDGQLAVSHBZWAR6F5QDOTHQT}

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	2026-05-18T01:11:29.952110Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3432334160ac8e1cd811f17b01ba6784d68e0f3f0435fbd53d6e513a0647d852

Aliases

arxiv: 1607.01235 · arxiv_version: 1607.01235v1 · doi: 10.48550/arxiv.1607.01235 · pith_short_12: GQZDGQLAVSHB · pith_short_16: GQZDGQLAVSHBZWAR · pith_short_8: GQZDGQLA

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/GQZDGQLAVSHBZWAR6F5QDOTHQT \
  | 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: 3432334160ac8e1cd811f17b01ba6784d68e0f3f0435fbd53d6e513a0647d852

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d727a3c8df23669c35013feeb22af6f4a48be628718764b671e745c6fabff748",
    "cross_cats_sorted": [
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2016-07-05T13:00:13Z",
    "title_canon_sha256": "ba2f249c26e1e8efe9c2ddffb8839a7c345187e4df25825124801ef96ef4c4ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.01235",
    "kind": "arxiv",
    "version": 1
  }
}