Pith Number

pith:Q5CW37X4

pith:2014:Q5CW37X4I7N6PXFXNXJZEPZWS4

not attested not anchored not stored refs pending

Computing Hasse-Witt matrices of hyperelliptic curves in average polynomial time

Andrew V. Sutherland, David Harvey

arxiv:1402.3246 v1 · 2014-02-13 · 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{Q5CW37X4I7N6PXFXNXJZEPZWS4}

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	2026-05-18T01:24:30.785812Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87456dfefc47dbe7dcb76dd3923f36970d9d0eb1e6b0d1ac982d59e33a68f086

Aliases

arxiv: 1402.3246 · arxiv_version: 1402.3246v1 · doi: 10.48550/arxiv.1402.3246 · pith_short_12: Q5CW37X4I7N6 · pith_short_16: Q5CW37X4I7N6PXFX · pith_short_8: Q5CW37X4

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/Q5CW37X4I7N6PXFXNXJZEPZWS4 \
  | 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: 87456dfefc47dbe7dcb76dd3923f36970d9d0eb1e6b0d1ac982d59e33a68f086

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed64ac1f0f55aa837dd43641aa2b1b21e87896702f2c3355fc240408a3488a07",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2014-02-13T18:30:36Z",
    "title_canon_sha256": "8524326ed1958094707a8e0aac5de003e1586c5547fba12d4056a5d515f1c217"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.3246",
    "kind": "arxiv",
    "version": 1
  }
}