Pith Number

pith:H6PPHX4W

pith:2016:H6PPHX4WLPJK4RE5C6BLESHLSL

not attested not anchored not stored refs pending

Embracing Error to Enable Rapid Crowdsourcing

David A. Shamma, Joshua Kravitz, Kenji Hata, Li Fei-Fei, Michael S. Bernstein, Ranjay Krishna, Stephanie Chen

arxiv:1602.04506 v1 · 2016-02-14 · cs.HC · cs.CV

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	2026-05-18T01:20:49.772548Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f9ef3df965bd2ae449d1782b248eb92d72a723f692dee8352555fecd30f3086

Aliases

arxiv: 1602.04506 · arxiv_version: 1602.04506v1 · doi: 10.48550/arxiv.1602.04506 · pith_short_12: H6PPHX4WLPJK · pith_short_16: H6PPHX4WLPJK4RE5 · pith_short_8: H6PPHX4W

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/H6PPHX4WLPJK4RE5C6BLESHLSL \
  | 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: 3f9ef3df965bd2ae449d1782b248eb92d72a723f692dee8352555fecd30f3086

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9499e1cf0ec380a1cc974c7b428eea83a9c2701a1deb0502f4f525d242c16db",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2016-02-14T20:56:01Z",
    "title_canon_sha256": "af64c934eb1fdb97dec4a337b4c588cb1daff668897b191beadfdeddd98a61e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.04506",
    "kind": "arxiv",
    "version": 1
  }
}