Pith Number

pith:A35CNP3Z

pith:2015:A35CNP3ZKSENKIV5SJNTKBQSX6

not attested not anchored not stored refs pending

Goresky-Pardon lifts of Chern classes and associated Tate extensions

Eduard Looijenga

arxiv:1510.04103 v3 · 2015-10-14 · 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{A35CNP3ZKSENKIV5SJNTKBQSX6}

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	2026-05-17T23:53:34.370201Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06fa26bf795488d522bd925b350612bf94db2ffc276cfff01edce847f355bd15

Aliases

arxiv: 1510.04103 · arxiv_version: 1510.04103v3 · doi: 10.48550/arxiv.1510.04103 · pith_short_12: A35CNP3ZKSEN · pith_short_16: A35CNP3ZKSENKIV5 · pith_short_8: A35CNP3Z

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/A35CNP3ZKSENKIV5SJNTKBQSX6 \
  | 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: 06fa26bf795488d522bd925b350612bf94db2ffc276cfff01edce847f355bd15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26dfb32021064fd9cfbdc17c5e911a27f9820259ab03f1462c14b6db92e633c8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-10-14T14:08:18Z",
    "title_canon_sha256": "2493e9b04d0ba7e4569e5d6717b9e709ce0a86477634e3bb841518251214d18d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.04103",
    "kind": "arxiv",
    "version": 3
  }
}