Pith Number

pith:CEVHUWYH

pith:2012:CEVHUWYHP7KSGB5AM2ZPLUQDRX

not attested not anchored not stored refs pending

Spaces of morphisms from a projective space to a toric variety

Erendira Munguia-Villanueva, Jacob Mostovoy

arxiv:1210.2795 v1 · 2012-10-10 · math.AT · 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{CEVHUWYHP7KSGB5AM2ZPLUQDRX}

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	2026-05-18T03:43:31.514268Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

112a7a5b077fd52307a066b2f5d2038dff639bfbda6d5088a329f371863c7d94

Aliases

arxiv: 1210.2795 · arxiv_version: 1210.2795v1 · doi: 10.48550/arxiv.1210.2795 · pith_short_12: CEVHUWYHP7KS · pith_short_16: CEVHUWYHP7KSGB5A · pith_short_8: CEVHUWYH

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/CEVHUWYHP7KSGB5AM2ZPLUQDRX \
  | 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: 112a7a5b077fd52307a066b2f5d2038dff639bfbda6d5088a329f371863c7d94

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a350ee03b45f705988db46fb59325048ef0ec74a1355bd4749bb719207422737",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2012-10-10T03:21:11Z",
    "title_canon_sha256": "bea3f0317e5fdcf56216d52cf502ff5a1d3d55971e6dd6d68898f5ac0f2aca6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.2795",
    "kind": "arxiv",
    "version": 1
  }
}