Pith Number

pith:R27Z4ZID

pith:2017:R27Z4ZID4PII7AVBZMRFTKN43V

not attested not anchored not stored refs pending

CoDraw: Collaborative Drawing as a Testbed for Grounded Goal-driven Communication

Byoung-Tak Zhang, Devi Parikh, Dhruv Batra, Jin-Hwa Kim, Marcus Rohrbach, Nikita Kitaev, Xinlei Chen, Yuandong Tian

arxiv:1712.05558 v3 · 2017-12-15 · cs.CV · cs.AI · cs.CL · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R27Z4ZID4PII7AVBZMRFTKN43V}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:44:22.844883Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8ebf9e6503e3d08f82a1cb2259a9bcdd709f87ece3f19e4ff54a5dea59844dfb

Aliases

arxiv: 1712.05558 · arxiv_version: 1712.05558v3 · doi: 10.48550/arxiv.1712.05558 · pith_short_12: R27Z4ZID4PII · pith_short_16: R27Z4ZID4PII7AVB · pith_short_8: R27Z4ZID

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/R27Z4ZID4PII7AVBZMRFTKN43V \
  | 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: 8ebf9e6503e3d08f82a1cb2259a9bcdd709f87ece3f19e4ff54a5dea59844dfb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a1fef966f167da6d74ea11e4c24ac90641154f04f5085fcc1a94221c23a53c57",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-12-15T06:38:15Z",
    "title_canon_sha256": "701e6d0be3bad39b3367bf9bad364590c2e136f0e1c6a6fd93d3d40fa1b006af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.05558",
    "kind": "arxiv",
    "version": 3
  }
}