Pith Number

pith:O3D2DOUM

pith:2013:O3D2DOUMBO3RUSC4O7WK5TE773

not attested not anchored not stored refs pending

Note on Malmst\`en's paper De Integralibus quibusdam definitis seriebusque infinitis

Alexander Aycock

arxiv:1306.4225 v1 · 2013-06-16 · math.HO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O3D2DOUMBO3RUSC4O7WK5TE773}

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	2026-05-18T03:20:36.779848Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76c7a1ba8c0bb71a485c77ecaecc9ffed3272aabb0f5343c0c1ca969bf92e616

Aliases

arxiv: 1306.4225 · arxiv_version: 1306.4225v1 · doi: 10.48550/arxiv.1306.4225 · pith_short_12: O3D2DOUMBO3R · pith_short_16: O3D2DOUMBO3RUSC4 · pith_short_8: O3D2DOUM

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/O3D2DOUMBO3RUSC4O7WK5TE773 \
  | 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: 76c7a1ba8c0bb71a485c77ecaecc9ffed3272aabb0f5343c0c1ca969bf92e616

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b10934c016668eb329819b244db558bd411b818f16cb655a0de23852e93e6ac3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.HO",
    "submitted_at": "2013-06-16T13:42:49Z",
    "title_canon_sha256": "6a89d5ebe9a2e49375014e2f2f312fc3f50de91acd96c5b0ee6809ec098fa1c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.4225",
    "kind": "arxiv",
    "version": 1
  }
}