Pith Number

pith:TAH4HXKH

pith:2006:TAH4HXKHMBRL66NDKGV525BMXF

not attested not anchored not stored refs pending

Deformations of singularities and variation of GIT quotients

Radu Laza

arxiv:math/0607003 v2 · 2006-06-30 · 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{TAH4HXKHMBRL66NDKGV525BMXF}

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	2026-05-18T04:12:10.840661Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

980fc3dd476062bf79a351abdd742cb96662ba1208d79691f94fdc6f5c4f2ea5

Aliases

arxiv: math/0607003 · arxiv_version: math/0607003v2 · doi: 10.48550/arxiv.math/0607003 · pith_short_12: TAH4HXKHMBRL · pith_short_16: TAH4HXKHMBRL66ND · pith_short_8: TAH4HXKH

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/TAH4HXKHMBRL66NDKGV525BMXF \
  | 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: 980fc3dd476062bf79a351abdd742cb96662ba1208d79691f94fdc6f5c4f2ea5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de89be9fdd0571a84207172478466210a63e490643e92001a7c269484e6aac76",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.AG",
    "submitted_at": "2006-06-30T22:36:33Z",
    "title_canon_sha256": "1b4398bf883e9fd8dd781ff40548ac8cfc3c72de4f0de04fc415e74b84b17a16"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0607003",
    "kind": "arxiv",
    "version": 2
  }
}