Pith Number

pith:USHBAE3Q

pith:2012:USHBAE3Q5IG6UXSY47C75P5ANX

not attested not anchored not stored refs pending

The classification of semi-stable plane sheaves supported on sextic curves

Mario Maican

arxiv:1205.0278 v2 · 2012-05-01 · 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{USHBAE3Q5IG6UXSY47C75P5ANX}

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	2026-05-18T02:29:25.436221Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a48e101370ea0dea5e58e7c5febfa06df86b568e2cea8109445e71fe1e38c80d

Aliases

arxiv: 1205.0278 · arxiv_version: 1205.0278v2 · doi: 10.48550/arxiv.1205.0278 · pith_short_12: USHBAE3Q5IG6 · pith_short_16: USHBAE3Q5IG6UXSY · pith_short_8: USHBAE3Q

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/USHBAE3Q5IG6UXSY47C75P5ANX \
  | 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: a48e101370ea0dea5e58e7c5febfa06df86b568e2cea8109445e71fe1e38c80d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73b97bbc8dc12e9db3a7c954613751b3cbfec429480845c3dbf677f760859346",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2012-05-01T23:04:21Z",
    "title_canon_sha256": "4b98d277e3c340864bb1a3ad2a93cd7384e80d9ac77cd35b46e5df7ff4af0543"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.0278",
    "kind": "arxiv",
    "version": 2
  }
}