Pith Number

pith:HVVD4QMA

pith:2008:HVVD4QMAAFA76Y2WSHKPSNKFPY

not attested not anchored not stored refs pending

On a theorem of Mestre and Schoof

Andrew V. Sutherland, John E. Cremona

arxiv:0901.0120 v3 · 2008-12-31 · 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{HVVD4QMAAFA76Y2WSHKPSNKFPY}

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	2026-05-18T03:52:51.782709Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d6a3e41800141ff635691d4f935457e343625b395fa51433840bc9338154211

Aliases

arxiv: 0901.0120 · arxiv_version: 0901.0120v3 · doi: 10.48550/arxiv.0901.0120 · pith_short_12: HVVD4QMAAFA7 · pith_short_16: HVVD4QMAAFA76Y2W · pith_short_8: HVVD4QMA

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/HVVD4QMAAFA76Y2WSHKPSNKFPY \
  | 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: 3d6a3e41800141ff635691d4f935457e343625b395fa51433840bc9338154211

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "338980c782ff871777166d32581239e7bda46a1efdea6c044acfbc1431098736",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2008-12-31T17:11:04Z",
    "title_canon_sha256": "9b9bad2ba8654132d95d0876db4310294f7b621ecf1a3da8cb41688a8b9900b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.0120",
    "kind": "arxiv",
    "version": 3
  }
}