Pith Number

pith:6KIK27CM

pith:2017:6KIK27CMNA2JDZJF522FOORUBN

not attested not anchored not stored refs pending

What can you do with a rock? Affordance extraction via word embeddings

Ben Murdoch, Daniel Ricks, David Wingate, Nancy Fulda

arxiv:1703.03429 v1 · 2017-03-09 · cs.AI · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6KIK27CMNA2JDZJF522FOORUBN}

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	2026-05-18T00:06:48.541787Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f290ad7c4c683491e525eeb4573a340b6ca7f2d5574ef30f63e3f50a0a2a50d3

Aliases

arxiv: 1703.03429 · arxiv_version: 1703.03429v1 · doi: 10.48550/arxiv.1703.03429 · pith_short_12: 6KIK27CMNA2J · pith_short_16: 6KIK27CMNA2JDZJF · pith_short_8: 6KIK27CM

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/6KIK27CMNA2JDZJF522FOORUBN \
  | 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: f290ad7c4c683491e525eeb4573a340b6ca7f2d5574ef30f63e3f50a0a2a50d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c287a9a14f6957ac53702e074443f48a36bdb1c29756e48179ae17c4e78adfb",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2017-03-09T19:16:14Z",
    "title_canon_sha256": "45a5958f844b5cd290313b36c82236f57c3cd000cca2a0c7187b83863eb5a9da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.03429",
    "kind": "arxiv",
    "version": 1
  }
}