Pith Number

pith:HY55MUPD

pith:2011:HY55MUPDSDFAH5EX4NQMEHN7YV

not attested not anchored not stored refs pending

An algorithm to compute relative cubic fields

Anna Morra

arxiv:1103.2901 v4 · 2011-03-15 · 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{HY55MUPDSDFAH5EX4NQMEHN7YV}

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	2026-05-18T04:14:45.014655Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e3bd651e390ca03f497e360c21dbfc57533ec0b132e38b3c08cd011be7013b0

Aliases

arxiv: 1103.2901 · arxiv_version: 1103.2901v4 · doi: 10.48550/arxiv.1103.2901 · pith_short_12: HY55MUPDSDFA · pith_short_16: HY55MUPDSDFAH5EX · pith_short_8: HY55MUPD

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/HY55MUPDSDFAH5EX4NQMEHN7YV \
  | 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: 3e3bd651e390ca03f497e360c21dbfc57533ec0b132e38b3c08cd011be7013b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b8e7b2dff69a1fa626f11158666faee55e461d41ebbe4c6aaa0dee9f8490336",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2011-03-15T13:30:17Z",
    "title_canon_sha256": "7abcf74f11f792342e7c6fe2903f140203bfbd8e0cf776506ba054aca1544022"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.2901",
    "kind": "arxiv",
    "version": 4
  }
}