Pith Number

pith:TT4OUZ5L

pith:2016:TT4OUZ5LQ26FUG72CAJRGP7OW4

not attested not anchored not stored refs pending

A function determined by a hypersurface of positive characteristic

Kosuke Ohta

arxiv:1603.04032 v1 · 2016-03-13 · math.AC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TT4OUZ5LQ26FUG72CAJRGP7OW4}

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	2026-05-18T01:19:09.622307Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9cf8ea67ab86bc5a1bfa1013133feeb730e7d5cdee5bbfe2f8ed19f8784d05ac

Aliases

arxiv: 1603.04032 · arxiv_version: 1603.04032v1 · doi: 10.48550/arxiv.1603.04032 · pith_short_12: TT4OUZ5LQ26F · pith_short_16: TT4OUZ5LQ26FUG72 · pith_short_8: TT4OUZ5L

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/TT4OUZ5LQ26FUG72CAJRGP7OW4 \
  | 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: 9cf8ea67ab86bc5a1bfa1013133feeb730e7d5cdee5bbfe2f8ed19f8784d05ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "def609bfe1c11d1fb6c0f0b3c230cf1facc45451a246afa859338d84a51b690a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2016-03-13T14:37:42Z",
    "title_canon_sha256": "23de905eaafd9a497be2dbfb724fc29de3661493fa8c410f6c8fb1a7464344d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.04032",
    "kind": "arxiv",
    "version": 1
  }
}