Pith Number

pith:PIWKAFHP

pith:2015:PIWKAFHPYGEVVZBT7I4LROPI5I

not attested not anchored not stored refs pending

Background Subtraction via Generalized Fused Lasso Foreground Modeling

Bo Xin, Wen Gao, Yizhou Wang, Yuan Tian

arxiv:1504.03707 v1 · 2015-04-14 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PIWKAFHPYGEVVZBT7I4LROPI5I}

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	2026-05-18T02:18:42.351048Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a2ca014efc1895ae433fa38b8b9e8ea03190155801e2053f0f5e75f63f09b2c

Aliases

arxiv: 1504.03707 · arxiv_version: 1504.03707v1 · doi: 10.48550/arxiv.1504.03707 · pith_short_12: PIWKAFHPYGEV · pith_short_16: PIWKAFHPYGEVVZBT · pith_short_8: PIWKAFHP

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/PIWKAFHPYGEVVZBT7I4LROPI5I \
  | 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: 7a2ca014efc1895ae433fa38b8b9e8ea03190155801e2053f0f5e75f63f09b2c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02b788ea4a5323acb72a8b9f882cfa2b4b34f289d25ec144eb52ccc1fe972fff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-04-14T20:25:27Z",
    "title_canon_sha256": "59f9cf198152d64c07b25ef14a13c764a62f9d3c91b7be15037995c5a7a19fe4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.03707",
    "kind": "arxiv",
    "version": 1
  }
}