Pith Number

pith:XF2JNLWC

pith:2003:XF2JNLWCYLRGSDITPWOWBCKYKP

not attested not anchored not stored refs pending

On finiteness conjectures for endomorphism algebras of abelian surfaces

E. Victor Flynn, Josep Gonzalez, Nils Bruin, Victor Rotger

arxiv:math/0312443 v3 · 2003-12-24 · 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{XF2JNLWCYLRGSDITPWOWBCKYKP}

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	2026-05-18T04:08:43.000259Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b97496aec2c2e2690d137d9d60895853d792bc4cc7ab062dd1987058f69cf6bd

Aliases

arxiv: math/0312443 · arxiv_version: math/0312443v3 · doi: 10.48550/arxiv.math/0312443 · pith_short_12: XF2JNLWCYLRG · pith_short_16: XF2JNLWCYLRGSDIT · pith_short_8: XF2JNLWC

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/XF2JNLWCYLRGSDITPWOWBCKYKP \
  | 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: b97496aec2c2e2690d137d9d60895853d792bc4cc7ab062dd1987058f69cf6bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd5b732eb056c542047241e800e1a2e2a0b923242a276e7b95cf3e109738fc79",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "",
    "primary_cat": "math.NT",
    "submitted_at": "2003-12-24T14:22:01Z",
    "title_canon_sha256": "3e13bc602f8796c39a19264b2150b0f7264a2b39b9bcd2d41c88f211d5597e00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0312443",
    "kind": "arxiv",
    "version": 3
  }
}