Pith Number

pith:HDOJOGSB

pith:2013:HDOJOGSBHM52264C7XADNXAFLE

not attested not anchored not stored refs pending

New derived autoequivalences of Hilbert schemes and generalised Kummer varieties

Andreas Krug

arxiv:1301.4970 v2 · 2013-01-21 · 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{HDOJOGSBHM52264C7XADNXAFLE}

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	2026-05-18T02:52:42.204789Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38dc971a413b3bad7b82fdc036dc05593a0a397d0869958c461391a4845c508b

Aliases

arxiv: 1301.4970 · arxiv_version: 1301.4970v2 · doi: 10.48550/arxiv.1301.4970 · pith_short_12: HDOJOGSBHM52 · pith_short_16: HDOJOGSBHM52264C · pith_short_8: HDOJOGSB

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/HDOJOGSBHM52264C7XADNXAFLE \
  | 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: 38dc971a413b3bad7b82fdc036dc05593a0a397d0869958c461391a4845c508b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45232adbd8695f5abbf9ad1760363b4e969a4f5a35c4d506600db2d36198d16d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2013-01-21T19:45:54Z",
    "title_canon_sha256": "d21ede3bf10abf9bf2ae9c6eebfe26a57fbe85d82451174adc2949d63d484b1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.4970",
    "kind": "arxiv",
    "version": 2
  }
}