Pith Number

pith:DD23OLD4

pith:2009:DD23OLD4AO7Q7ILLMW4QQ4HW6Y

not attested not anchored not stored refs pending

Implementation and evaluation of various demons deformable image registration algorithms on GPU

Amitava Majumdar, Deshan Yang, Dongju Choi, Edward Castillo, Hubert Pan, Richard Castillo, Steve B. Jiang, Thomas Guerrero, Xuejun Gu, Yun Liang

arxiv:0909.0928 v1 · 2009-09-04 · physics.med-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DD23OLD4AO7Q7ILLMW4QQ4HW6Y}

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	2026-05-18T02:11:59.658201Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18f5b72c7c03bf0fa16b65b90870f6f6312911630b6bdcc5fdeb2aa08e095cf0

Aliases

arxiv: 0909.0928 · arxiv_version: 0909.0928v1 · doi: 10.48550/arxiv.0909.0928 · pith_short_12: DD23OLD4AO7Q · pith_short_16: DD23OLD4AO7Q7ILL · pith_short_8: DD23OLD4

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/DD23OLD4AO7Q7ILLMW4QQ4HW6Y \
  | 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: 18f5b72c7c03bf0fa16b65b90870f6f6312911630b6bdcc5fdeb2aa08e095cf0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2879cce3d0c0af7b7b85f2065321a1633d98943f35a9547ce5b600ee0c7291f5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2009-09-04T17:59:46Z",
    "title_canon_sha256": "6ab3a020ee32da0f7530fcea0ceb0d9df47bd5f80eebd230fcc3b2f900e1a8d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.0928",
    "kind": "arxiv",
    "version": 1
  }
}