Pith Number

pith:AW623WGQ

pith:2015:AW623WGQ6L377MZZDISNXJTNRF

not attested not anchored not stored refs pending

Behavior of canonical divisors under purely inseparable base changes

Hiromu Tanaka

arxiv:1502.01381 v4 · 2015-02-04 · 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{AW623WGQ6L377MZZDISNXJTNRF}

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	2026-05-18T01:12:25.328578Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

05bdadd8d0f2f7ffb3391a24dba66d8966199bfca69e2ae46f39940c3814c79f

Aliases

arxiv: 1502.01381 · arxiv_version: 1502.01381v4 · doi: 10.48550/arxiv.1502.01381 · pith_short_12: AW623WGQ6L37 · pith_short_16: AW623WGQ6L377MZZ · pith_short_8: AW623WGQ

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/AW623WGQ6L377MZZDISNXJTNRF \
  | 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: 05bdadd8d0f2f7ffb3391a24dba66d8966199bfca69e2ae46f39940c3814c79f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "480ab03237028f5eb49834a4d6485a7d9fcc81d26286a90cfdd7e086a5f0b692",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-02-04T22:24:48Z",
    "title_canon_sha256": "5cd1b951af4a53ebd3381437c876cb4b00ffe2e4f18c326385b99b3de0d52bf8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.01381",
    "kind": "arxiv",
    "version": 4
  }
}