Pith Number

pith:XGAIQIZW

pith:2018:XGAIQIZWXTWSJOUXJ4ZRUMBRIT

not attested not anchored not stored refs pending

Compositional Obverter Communication Learning From Raw Visual Input

Angeliki Lazaridou, Edward Choi, Nando de Freitas

arxiv:1804.02341 v1 · 2018-04-06 · cs.AI · cs.CL · cs.LG · cs.NE

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

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	2026-05-18T00:19:05.153265Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b980882336bced24ba974f331a303144e425aaf61c01c1cac6cdfd7e1dcf182e

Aliases

arxiv: 1804.02341 · arxiv_version: 1804.02341v1 · doi: 10.48550/arxiv.1804.02341 · pith_short_12: XGAIQIZWXTWS · pith_short_16: XGAIQIZWXTWSJOUX · pith_short_8: XGAIQIZW

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/XGAIQIZWXTWSJOUXJ4ZRUMBRIT \
  | 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: b980882336bced24ba974f331a303144e425aaf61c01c1cac6cdfd7e1dcf182e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2547f3c33c0a15976a49ee67262612e88669ef3cb253da4b581aedb731e0720e",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.LG",
      "cs.NE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2018-04-06T16:12:51Z",
    "title_canon_sha256": "a9342536d22a9918213aea0af35c79debde066fa9f101852f1c45297066967b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.02341",
    "kind": "arxiv",
    "version": 1
  }
}