Pith Number

pith:Z4AUUV4R

pith:2015:Z4AUUV4RT6Q3PJBXFK6VZV622U

not attested not anchored not stored refs pending

The birational geometry of irregular Higgs bundles

Szil\'ard Szab\'o

arxiv:1502.02003 v2 · 2015-02-06 · 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{Z4AUUV4RT6Q3PJBXFK6VZV622U}

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	2026-05-18T02:07:26.504917Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf014a57919fa1b7a4372abd5cd7dad52c2afb27db6004cb08e5eb18b20b6f0b

Aliases

arxiv: 1502.02003 · arxiv_version: 1502.02003v2 · doi: 10.48550/arxiv.1502.02003 · pith_short_12: Z4AUUV4RT6Q3 · pith_short_16: Z4AUUV4RT6Q3PJBX · pith_short_8: Z4AUUV4R

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/Z4AUUV4RT6Q3PJBXFK6VZV622U \
  | 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: cf014a57919fa1b7a4372abd5cd7dad52c2afb27db6004cb08e5eb18b20b6f0b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f7b449dcf472f0230344cc7ef5e36e38c30802e77d7d40b3c545f5ed3e35199",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-02-06T19:44:34Z",
    "title_canon_sha256": "aa7e6b4b0dde1dcfab11ca72299b05bb85c52894de2afc1812aadd0b3ebd7ee7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.02003",
    "kind": "arxiv",
    "version": 2
  }
}