Pith Number

pith:MZFWDA5J

pith:2015:MZFWDA5JP6HIPWZUY5JEZDORPR

not attested not anchored not stored refs pending

Discovering Attribute Shades of Meaning with the Crowd

Adriana Kovashka, Kristen Grauman

arxiv:1505.04117 v1 · 2015-05-15 · 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	2026-05-18T02:09:40.054254Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

664b6183a97f8e87db34c7524c8dd17c6a68168025e9fcfff012bb18397afab6

Aliases

arxiv: 1505.04117 · arxiv_version: 1505.04117v1 · doi: 10.48550/arxiv.1505.04117 · pith_short_12: MZFWDA5JP6HI · pith_short_16: MZFWDA5JP6HIPWZU · pith_short_8: MZFWDA5J

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/MZFWDA5JP6HIPWZUY5JEZDORPR \
  | 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: 664b6183a97f8e87db34c7524c8dd17c6a68168025e9fcfff012bb18397afab6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d18f3c3b97010f039044eb7d154d65821042a4f05614f3828f6de08b3682480",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-05-15T16:43:08Z",
    "title_canon_sha256": "398a43d8ed9f4b658bef50b959ca3f186a01781a47ad8adbe00ed6a309b3c1d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.04117",
    "kind": "arxiv",
    "version": 1
  }
}