Pith Number

pith:W466SRNS

pith:2015:W466SRNSXD7O6ZGGASXSW6P52M

not attested not anchored not stored refs pending

Computing a Selmer group of a Jacobian using functions on the curve

Edward F. Schaefer

arxiv:1507.08325 v1 · 2015-07-29 · 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{W466SRNSXD7O6ZGGASXSW6P52M}

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	2026-05-18T01:36:07.743676Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b73de945b2b8feef64c604af2b79fdd32251c78a483511e0961818c4274a8913

Aliases

arxiv: 1507.08325 · arxiv_version: 1507.08325v1 · doi: 10.48550/arxiv.1507.08325 · pith_short_12: W466SRNSXD7O · pith_short_16: W466SRNSXD7O6ZGG · pith_short_8: W466SRNS

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/W466SRNSXD7O6ZGGASXSW6P52M \
  | 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: b73de945b2b8feef64c604af2b79fdd32251c78a483511e0961818c4274a8913

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb652e62e1192e62acc6e910d85942d977497a15b355fe7e683a614322f552ce",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2015-07-29T21:54:29Z",
    "title_canon_sha256": "e9fef510e41d5b75de09f7f41a50622ce74863e383256df194a5234f56f628c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.08325",
    "kind": "arxiv",
    "version": 1
  }
}