Pith Number

pith:WF6HLGFX

pith:2014:WF6HLGFXWIQDYTVOR27D7YXUHY

not attested not anchored not stored refs pending

Image Classification and Retrieval from User-Supplied Tags

Aaron Hertzmann, Ali Farhadi, Hamid Izadinia, Matthew D. Hoffman

arxiv:1411.6909 v1 · 2014-11-25 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WF6HLGFXWIQDYTVOR27D7YXUHY}

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	2026-05-18T02:32:46.995045Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b17c7598b7b2203c4eae8ebe3fe2f43e0136e1652314cc89e87bd8b5c245415f

Aliases

arxiv: 1411.6909 · arxiv_version: 1411.6909v1 · doi: 10.48550/arxiv.1411.6909 · pith_short_12: WF6HLGFXWIQD · pith_short_16: WF6HLGFXWIQDYTVO · pith_short_8: WF6HLGFX

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/WF6HLGFXWIQDYTVOR27D7YXUHY \
  | 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: b17c7598b7b2203c4eae8ebe3fe2f43e0136e1652314cc89e87bd8b5c245415f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8ef8363d0f00b99f37aba6a5c7d1c52484457240fe090dfe867f3b00716d7e3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2014-11-25T16:17:09Z",
    "title_canon_sha256": "5843acf3718c0ae5112c65672eb4ed33f1349df3dd0b5c063df170fcc259f67b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.6909",
    "kind": "arxiv",
    "version": 1
  }
}