Pith Number

pith:TOIDALAQ

pith:2016:TOIDALAQE3CDKE7JBFSUQVTGRV

not attested not anchored not stored refs pending

A Castelnuovo-Mumford regularity bound for scrolls

Jinhyung Park, Wenbo Niu

arxiv:1603.02382 v2 · 2016-03-08 · 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{TOIDALAQE3CDKE7JBFSUQVTGRV}

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	2026-05-18T00:41:02.187746Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b90302c1026c43513e909654856668d4202142519093bf18133d737bb12e5e2

Aliases

arxiv: 1603.02382 · arxiv_version: 1603.02382v2 · doi: 10.48550/arxiv.1603.02382 · pith_short_12: TOIDALAQE3CD · pith_short_16: TOIDALAQE3CDKE7J · pith_short_8: TOIDALAQ

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/TOIDALAQE3CDKE7JBFSUQVTGRV \
  | 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: 9b90302c1026c43513e909654856668d4202142519093bf18133d737bb12e5e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95afca6351346f82a106fdc06578fa9db4621d022ba9528ae0b3f3d151042fab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2016-03-08T04:51:50Z",
    "title_canon_sha256": "81e79f61dfb138d2668f9036c4a1b4bad6a7bba46b5ffd1bcfd0b108a1442fd1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.02382",
    "kind": "arxiv",
    "version": 2
  }
}