Pith Number

pith:4PMSESLB

pith:2013:4PMSESLBBLJBL5Z466EG2MFXPV

not attested not anchored not stored refs pending

Separable rational connectedness and stability

Zhiyu Tian

arxiv:1312.4238 v3 · 2013-12-16 · 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{4PMSESLBBLJBL5Z466EG2MFXPV}

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	2026-05-18T02:46:22.682681Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3d92249610ad215f73cf7886d30b77d4a365ec031764d95c4e7831ac94d6325

Aliases

arxiv: 1312.4238 · arxiv_version: 1312.4238v3 · doi: 10.48550/arxiv.1312.4238 · pith_short_12: 4PMSESLBBLJB · pith_short_16: 4PMSESLBBLJBL5Z4 · pith_short_8: 4PMSESLB

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/4PMSESLBBLJBL5Z466EG2MFXPV \
  | 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: e3d92249610ad215f73cf7886d30b77d4a365ec031764d95c4e7831ac94d6325

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd1a3d3bd39fd0a59744184392a67276c7d02601a0f340ef35fd656b3cd23d21",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2013-12-16T03:07:27Z",
    "title_canon_sha256": "7674dfc0ca11b1e160259900ebf1c3ac410436fc81a1a6dc1392aa0c1762c7ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.4238",
    "kind": "arxiv",
    "version": 3
  }
}