Pith Number

pith:HPH6TROG

pith:2015:HPH6TROGAVMI4SUXMJKH5B6EKZ

not attested not anchored not stored refs pending

Prototypical Priors: From Improving Classification to Zero-Shot Learning

Bernardino Romera-Paredes, Philip Torr, Sadeep Jayasumana, Saumya Jetley

arxiv:1512.01192 v2 · 2015-12-03 · 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{HPH6TROGAVMI4SUXMJKH5B6EKZ}

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	2026-05-18T00:17:35.861170Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3bcfe9c5c605588e4a9762547e87c4567486e22d88b517233b5336a3bd1001fa

Aliases

arxiv: 1512.01192 · arxiv_version: 1512.01192v2 · doi: 10.48550/arxiv.1512.01192 · pith_short_12: HPH6TROGAVMI · pith_short_16: HPH6TROGAVMI4SUX · pith_short_8: HPH6TROG

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/HPH6TROGAVMI4SUXMJKH5B6EKZ \
  | 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: 3bcfe9c5c605588e4a9762547e87c4567486e22d88b517233b5336a3bd1001fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e450b9ecd083d1d5a6de31159df6a5f96c54e9d5504c1f0853a3573da69d7e70",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-12-03T19:06:16Z",
    "title_canon_sha256": "6a7eaff11c47d5b78fbd64de378e1a80a020db65334a0de66928c857bf34ec6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.01192",
    "kind": "arxiv",
    "version": 2
  }
}