Pith Number

pith:4WBQA7KI

pith:2018:4WBQA7KISRZAWSG2HRNEDFFKHH

not attested not anchored not stored refs pending

Partially-Supervised Image Captioning

Mark Johnson, Peter Anderson, Stephen Gould

arxiv:1806.06004 v2 · 2018-06-15 · 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{4WBQA7KISRZAWSG2HRNEDFFKHH}

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	2026-05-17T23:59:43.583703Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e583007d4894720b48da3c5a4194aa39c6dc2e67f172b274f6adcc6d2f350844

Aliases

arxiv: 1806.06004 · arxiv_version: 1806.06004v2 · doi: 10.48550/arxiv.1806.06004 · pith_short_12: 4WBQA7KISRZA · pith_short_16: 4WBQA7KISRZAWSG2 · pith_short_8: 4WBQA7KI

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/4WBQA7KISRZAWSG2HRNEDFFKHH \
  | 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: e583007d4894720b48da3c5a4194aa39c6dc2e67f172b274f6adcc6d2f350844

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "743e07739389c8851df8224c4fe410daa3dfea4123796d5902db49bcbf467346",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-06-15T14:52:40Z",
    "title_canon_sha256": "34f303a77503e366b7e215e4510d155399e0b113428b7ad342225111643c697f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.06004",
    "kind": "arxiv",
    "version": 2
  }
}