Pith Number

pith:VPTJPQW3

pith:2019:VPTJPQW3J3BBUCCUSMBAI74TSG

not attested not anchored not stored refs pending

Unsupervised Data Uncertainty Learning in Visual Retrieval Systems

Abhinav Shrivastava, Ahmed Taha, Larry Davis, Teruhisa Misu, Yi-Ting Chen

arxiv:1902.02586 v1 · 2019-02-07 · 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{VPTJPQW3J3BBUCCUSMBAI74TSG}

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	2026-05-17T23:54:32.773498Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abe697c2db4ec21a08549302047f9391b7ae5ac69af1308895e08ce6eaa584fa

Aliases

arxiv: 1902.02586 · arxiv_version: 1902.02586v1 · doi: 10.48550/arxiv.1902.02586 · pith_short_12: VPTJPQW3J3BB · pith_short_16: VPTJPQW3J3BBUCCU · pith_short_8: VPTJPQW3

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/VPTJPQW3J3BBUCCUSMBAI74TSG \
  | 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: abe697c2db4ec21a08549302047f9391b7ae5ac69af1308895e08ce6eaa584fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5c6ea21700bd463a0d42966706d20021724eb604dbf5a587a3ac6240624b32a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-02-07T12:31:50Z",
    "title_canon_sha256": "f5c57c63d24d2abc36b98fc13faf17d1fd719ae706fdf2e901a26a345b8a8ec3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.02586",
    "kind": "arxiv",
    "version": 1
  }
}