Pith Number

pith:SUL4YXRF

pith:2012:SUL4YXRFBFSV2MZHGUNAK43BOB

not attested not anchored not stored refs pending

Integral points in two-parameter orbits

Pietro Corvaja, Thomas J. Tucker, Umberto Zannier, Vijay Sookdeo

arxiv:1201.1313 v2 · 2012-01-05 · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SUL4YXRFBFSV2MZHGUNAK43BOB}

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	2026-05-18T04:00:37.645222Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9517cc5e2509655d3327351a05736170749f4d2c7ad169d783dd859565c01b04

Aliases

arxiv: 1201.1313 · arxiv_version: 1201.1313v2 · doi: 10.48550/arxiv.1201.1313 · pith_short_12: SUL4YXRFBFSV · pith_short_16: SUL4YXRFBFSV2MZH · pith_short_8: SUL4YXRF

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/SUL4YXRFBFSV2MZHGUNAK43BOB \
  | 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: 9517cc5e2509655d3327351a05736170749f4d2c7ad169d783dd859565c01b04

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93bc38e1aee82e5d1157b157d0f347bee41ede1e1ab435d55091de76b5441cef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2012-01-05T21:57:46Z",
    "title_canon_sha256": "2d8ef6ec30ffdc44d85961173fd7318504bf5e74dc25de7e7f000679a6304bb9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.1313",
    "kind": "arxiv",
    "version": 2
  }
}