Pith Number

pith:66TVXIM5

pith:2019:66TVXIM5ZMUGKVOCGRLJ5CA6I2

not attested not anchored not stored refs pending

Few-Shot Point Cloud Region Annotation with Human in the Loop

David Held, Siddhant Jain, Sowmya Munukutla

arxiv:1906.04409 v1 · 2019-06-11 · 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{66TVXIM5ZMUGKVOCGRLJ5CA6I2}

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	2026-05-17T23:43:39.366441Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7a75ba19dcb286555c234569e881e468b4630c67e518eac90ba2571161ec264

Aliases

arxiv: 1906.04409 · arxiv_version: 1906.04409v1 · doi: 10.48550/arxiv.1906.04409 · pith_short_12: 66TVXIM5ZMUG · pith_short_16: 66TVXIM5ZMUGKVOC · pith_short_8: 66TVXIM5

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/66TVXIM5ZMUGKVOCGRLJ5CA6I2 \
  | 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: f7a75ba19dcb286555c234569e881e468b4630c67e518eac90ba2571161ec264

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f5c0d6d2dd4d437b54b643daf3f9440e34c1e4167093f4dd7c0b8e8e2a2cac9",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-06-11T06:34:13Z",
    "title_canon_sha256": "5b89e636b8eccd8d9ea32ca49df5424c968abbe53a40afed7533070c062913cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.04409",
    "kind": "arxiv",
    "version": 1
  }
}