Pith Number

pith:XE2WN6IQ

pith:2019:XE2WN6IQSYPC3WHG7GC27YEE2W

not attested not anchored not stored refs pending

Learning multimodal representations for sample-efficient recognition of human actions

Ana Paiva, David Martins de Matos, Francisco S. Melo, Miguel Vasco, Tetsunari Inamura

arxiv:1903.02511 v1 · 2019-03-06 · cs.CV · cs.AI · 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{XE2WN6IQSYPC3WHG7GC27YEE2W}

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	2026-05-17T23:51:55.187654Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b93566f910961e2dd8e6f985afe084d58eb4ff766831d7555467f4e13eb7fbbf

Aliases

arxiv: 1903.02511 · arxiv_version: 1903.02511v1 · doi: 10.48550/arxiv.1903.02511 · pith_short_12: XE2WN6IQSYPC · pith_short_16: XE2WN6IQSYPC3WHG · pith_short_8: XE2WN6IQ

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/XE2WN6IQSYPC3WHG7GC27YEE2W \
  | 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: b93566f910961e2dd8e6f985afe084d58eb4ff766831d7555467f4e13eb7fbbf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9894293e43e29e45a1079c8296e629d533fa6505f658e14ba6ea8676decb2c5",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-03-06T17:37:21Z",
    "title_canon_sha256": "31214987cc8859a7de97862801cd676ab9f19e2ff7b7560f8c2c321c4de8b1e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.02511",
    "kind": "arxiv",
    "version": 1
  }
}