Pith Number

pith:3EVE3YYV

pith:2020:3EVE3YYVFCUNZKSY7BEYHZ2XFU

not attested not anchored not stored refs pending

Revisiting Few-shot Activity Detection with Class Similarity Control

Abir Das, Eric Tzeng, Huijuan Xu, Kate Saenko, Trevor Darrell, Ximeng Sun

arxiv:2004.00137 v1 · 2020-03-31 · 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{3EVE3YYVFCUNZKSY7BEYHZ2XFU}

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	2026-07-05T00:51:56.697696Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d92a4de31528a8dcaa58f84983e7572d3075ca25d50bc704656b3cd5ce15be1e

Aliases

arxiv: 2004.00137 · arxiv_version: 2004.00137v1 · doi: 10.48550/arxiv.2004.00137 · pith_short_12: 3EVE3YYVFCUN · pith_short_16: 3EVE3YYVFCUNZKSY · pith_short_8: 3EVE3YYV

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/3EVE3YYVFCUNZKSY7BEYHZ2XFU \
  | 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: d92a4de31528a8dcaa58f84983e7572d3075ca25d50bc704656b3cd5ce15be1e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5813d47bf400bb300d3cb9f90f8e24579cdf0389a8255e297a364130f6c1d7b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-03-31T22:02:38Z",
    "title_canon_sha256": "bc31f1543eabd040ecee096e8c6d22b3f623b529bb094eca4c0148fbe01e023b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.00137",
    "kind": "arxiv",
    "version": 1
  }
}