Pith Number

pith:PJLZA3UH

pith:2013:PJLZA3UHOPW5JWCCFCA6ONTO5L

not attested not anchored not stored refs pending

On some anabelian properties of arithmetic curves

Alexander Ivanov

arxiv:1309.2801 v1 · 2013-09-11 · math.NT · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PJLZA3UHOPW5JWCCFCA6ONTO5L}

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	2026-05-18T03:13:34.799123Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a57906e8773edd4d8422881e7366eeac6a89590dcf7cab69fa2f3772acdb092

Aliases

arxiv: 1309.2801 · arxiv_version: 1309.2801v1 · doi: 10.48550/arxiv.1309.2801 · pith_short_12: PJLZA3UHOPW5 · pith_short_16: PJLZA3UHOPW5JWCC · pith_short_8: PJLZA3UH

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/PJLZA3UHOPW5JWCCFCA6ONTO5L \
  | 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: 7a57906e8773edd4d8422881e7366eeac6a89590dcf7cab69fa2f3772acdb092

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce8197f05fec9c9ed7b9d99450b41de634144a90fb597e06df102b7eef3955da",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2013-09-11T12:14:09Z",
    "title_canon_sha256": "4e3b64aeac76b5d37506c1c91ccef42d1d21820edc8332cb2d9bc4b29f8d160f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.2801",
    "kind": "arxiv",
    "version": 1
  }
}