Pith Number

pith:RBHZ2R3P

pith:2008:RBHZ2R3PTHEMRJIGPKZOTKWUCU

not attested not anchored not stored refs pending

The Donaldson-Thomas instantons on compact Kahler threefolds and a convergence

Yuuji Tanaka

arxiv:0805.2196 v2 · 2008-05-15 · math.DG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RBHZ2R3PTHEMRJIGPKZOTKWUCU}

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	2026-05-18T03:47:09.195819Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

884f9d476f99c8c8a5067ab2e9aad4152d806459c323e7e294d5502edebd5c49

Aliases

arxiv: 0805.2196 · arxiv_version: 0805.2196v2 · doi: 10.48550/arxiv.0805.2196 · pith_short_12: RBHZ2R3PTHEM · pith_short_16: RBHZ2R3PTHEMRJIG · pith_short_8: RBHZ2R3P

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/RBHZ2R3PTHEMRJIGPKZOTKWUCU \
  | 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: 884f9d476f99c8c8a5067ab2e9aad4152d806459c323e7e294d5502edebd5c49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f057fd9cd807a9124afddcdda8c9b52a946c081152b547d7f13f0d7e311ede35",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2008-05-15T01:27:47Z",
    "title_canon_sha256": "9278a57ca9da9f0ff3a7d394eb77bae6914f1a7ae08fd0a418ad2a7164eeeb5f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0805.2196",
    "kind": "arxiv",
    "version": 2
  }
}