Pith Number

pith:GRE5F4TW

pith:2021:GRE5F4TWOSXQTQZASUHCZ4ITCK

not attested not anchored not stored refs pending

Matching Visual Features to Hierarchical Semantic Topics for Image Paragraph Captioning

Bo Chen, Dandan Guo, Mingyuan Zhou, Ruiying Lu, Zequn Zeng

arxiv:2105.04143 v2 · 2021-05-10 · cs.CV · stat.ML

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GRE5F4TWOSXQTQZASUHCZ4ITCK}

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	2026-07-05T04:43:17.992038Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3449d2f27674af09c320950e2cf1131288e679e20b7f59491421c5d9d9f1747a

Aliases

arxiv: 2105.04143 · arxiv_version: 2105.04143v2 · doi: 10.48550/arxiv.2105.04143 · pith_short_12: GRE5F4TWOSXQ · pith_short_16: GRE5F4TWOSXQTQZA · pith_short_8: GRE5F4TW

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/GRE5F4TWOSXQTQZASUHCZ4ITCK \
  | 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: 3449d2f27674af09c320950e2cf1131288e679e20b7f59491421c5d9d9f1747a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29f296fa9f2126eb63914f73fb4f7fa08956038ff1c5d606d6f4f72ed91cb872",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-05-10T06:55:39Z",
    "title_canon_sha256": "51fe508569c8da6b2102af1227d3de97d7d8294c1d53c05b6792522fb51057b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.04143",
    "kind": "arxiv",
    "version": 2
  }
}