Pith Number

pith:FRUPIRYF

pith:2016:FRUPIRYFZQQ7MYTFJ5PPGZYBCQ

not attested not anchored not stored refs pending

Automatic Sequences and Curves over Finite Fields

Andrew Bridy

arxiv:1604.08241 v2 · 2016-04-27 · 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{FRUPIRYFZQQ7MYTFJ5PPGZYBCQ}

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	2026-05-18T00:42:32.936547Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c68f44705cc21f662654f5ef3670114392fe23e18e4610301dbc8ca6a4c3252

Aliases

arxiv: 1604.08241 · arxiv_version: 1604.08241v2 · doi: 10.48550/arxiv.1604.08241 · pith_short_12: FRUPIRYFZQQ7 · pith_short_16: FRUPIRYFZQQ7MYTF · pith_short_8: FRUPIRYF

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/FRUPIRYFZQQ7MYTFJ5PPGZYBCQ \
  | 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: 2c68f44705cc21f662654f5ef3670114392fe23e18e4610301dbc8ca6a4c3252

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc2d00aab47ccd11d273bd6fe02f8a2819f72e74d498bb5dcd77850db62715ca",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2016-04-27T20:59:14Z",
    "title_canon_sha256": "181f46566a3ea3052afb6c85be98d8a3f2d315eb255cdd1db21d2fc3d69babac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.08241",
    "kind": "arxiv",
    "version": 2
  }
}