Pith Number

pith:XOL7AUL7

pith:2010:XOL7AUL7UCUXPJAHX4XXBHGU7S

not attested not anchored not stored refs pending

Tensor-SIFT based Earth Mover's Distance for Contour Tracking

Peihua Li

arxiv:1011.3174 v1 · 2010-11-14 · cs.CV · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XOL7AUL7UCUXPJAHX4XXBHGU7S}

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	2026-05-18T02:23:36.821804Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb97f0517fa0a977a407bf2f709cd4fc85f33386c15f3d52f76cdd5537b1e5d5

Aliases

arxiv: 1011.3174 · arxiv_version: 1011.3174v1 · doi: 10.48550/arxiv.1011.3174 · pith_short_12: XOL7AUL7UCUX · pith_short_16: XOL7AUL7UCUXPJAH · pith_short_8: XOL7AUL7

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/XOL7AUL7UCUXPJAHX4XXBHGU7S \
  | 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: bb97f0517fa0a977a407bf2f709cd4fc85f33386c15f3d52f76cdd5537b1e5d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4322dcf71c79bed7cbddc1a64ae2cd1bfe0dfc9388db7094fac361924f49527c",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2010-11-14T01:52:52Z",
    "title_canon_sha256": "1c74b6e79e272fd7ff1a4a13438565667554840c190a7be93ed696f23ea1c38b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.3174",
    "kind": "arxiv",
    "version": 1
  }
}