Pith Number

pith:4VCXE7UC

pith:2021:4VCXE7UC56UHRQBTA76KBPMBZH

not attested not anchored not stored refs pending

Feature Generation for Long-tail Classification

Makarand Tapaswi, Marc T. Law, Rahul Vigneswaran, Vineeth N. Balasubramanian

arxiv:2111.05956 v1 · 2021-11-10 · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4VCXE7UC56UHRQBTA76KBPMBZH}

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	2026-07-05T03:30:56.578650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e545727e82efa878c03307fca0bd81c9cf295d5fda4f3bfc9623d4255e74f180

Aliases

arxiv: 2111.05956 · arxiv_version: 2111.05956v1 · doi: 10.48550/arxiv.2111.05956 · pith_short_12: 4VCXE7UC56UH · pith_short_16: 4VCXE7UC56UHRQBT · pith_short_8: 4VCXE7UC

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/4VCXE7UC56UHRQBTA76KBPMBZH \
  | 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: e545727e82efa878c03307fca0bd81c9cf295d5fda4f3bfc9623d4255e74f180

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6207c182d8743d48323f6eb42685c1c8b08a9ac2880b2a4887f0b94b0e3ca6e8",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-11-10T21:34:29Z",
    "title_canon_sha256": "2e1183339030c039cbe2f285db3a1ee910c13a67fa128400d185a71fef64ff99"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.05956",
    "kind": "arxiv",
    "version": 1
  }
}