Pith Number

pith:NPEI2SZS

pith:2021:NPEI2SZSSFIQ7XM7SSXWSKA3KF

not attested not anchored not stored refs pending

Independent Prototype Propagation for Zero-Shot Compositionality

Doina Bucur, Frank Ruis, Gertjan Burghouts

arxiv:2106.00305 v2 · 2021-06-01 · 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{NPEI2SZSSFIQ7XM7SSXWSKA3KF}

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	2026-07-05T02:48:38.061768Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bc88d4b3291510fdd9f94af69281b5168a4f1e32dd3c93a1ec31664c6469640

Aliases

arxiv: 2106.00305 · arxiv_version: 2106.00305v2 · doi: 10.48550/arxiv.2106.00305 · pith_short_12: NPEI2SZSSFIQ · pith_short_16: NPEI2SZSSFIQ7XM7 · pith_short_8: NPEI2SZS

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/NPEI2SZSSFIQ7XM7SSXWSKA3KF \
  | 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: 6bc88d4b3291510fdd9f94af69281b5168a4f1e32dd3c93a1ec31664c6469640

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ba12d44ccee2d06c4ef9fbb501473a801f46bdb4b08a055032f420735631b7d",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-06-01T08:24:09Z",
    "title_canon_sha256": "fead304b14346125548812830b461f52f7643b59d24afccb936b294ad39a01d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.00305",
    "kind": "arxiv",
    "version": 2
  }
}