Pith Number

pith:A6V4IBVL

pith:2011:A6V4IBVLNDO4QC3ZJEELVN6H77

not attested not anchored not stored refs pending

Periodic solutions with nonconstant sign in Abel equations of the second kind

Josep M. Olm, Tere M. Seara, Xavier Ros-Oton

arxiv:1104.0440 v1 · 2011-04-04 · 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{A6V4IBVLNDO4QC3ZJEELVN6H77}

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	2026-05-18T03:56:36.347093Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07abc406ab68ddc80b794908bab7c7fff7f8a7ee68df1a34d0b7a77581e25124

Aliases

arxiv: 1104.0440 · arxiv_version: 1104.0440v1 · doi: 10.48550/arxiv.1104.0440 · pith_short_12: A6V4IBVLNDO4 · pith_short_16: A6V4IBVLNDO4QC3Z · pith_short_8: A6V4IBVL

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/A6V4IBVLNDO4QC3ZJEELVN6H77 \
  | 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: 07abc406ab68ddc80b794908bab7c7fff7f8a7ee68df1a34d0b7a77581e25124

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9664e8dfc9a68a5581ee215e61ed9dc5a813bc8845693aaf6607fad18563d325",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2011-04-04T00:14:48Z",
    "title_canon_sha256": "a600f530b7ee0c978998db9cc11a51c44967741c0aab76c5424554b81d2c63c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.0440",
    "kind": "arxiv",
    "version": 1
  }
}