Pith Number

pith:7DIOT3Z2

pith:2018:7DIOT3Z2OAFFBTEYIHKEYH476Y

not attested not anchored not stored refs pending

Scalable Logo Recognition using Proxies

Istvan Fehervari, Srikar Appalaraju

arxiv:1811.08009 v1 · 2018-11-19 · cs.CV · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7DIOT3Z2OAFFBTEYIHKEYH476Y}

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	2026-05-18T00:00:17.131057Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8d0e9ef3a700a50cc9841d44c1f9ff6275bc1f1d3b7d7f7a2e61d1649f22545

Aliases

arxiv: 1811.08009 · arxiv_version: 1811.08009v1 · doi: 10.48550/arxiv.1811.08009 · pith_short_12: 7DIOT3Z2OAFF · pith_short_16: 7DIOT3Z2OAFFBTEY · pith_short_8: 7DIOT3Z2

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/7DIOT3Z2OAFFBTEYIHKEYH476Y \
  | 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: f8d0e9ef3a700a50cc9841d44c1f9ff6275bc1f1d3b7d7f7a2e61d1649f22545

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2f5e6ce0dc855ea9e15555a46a940b840a0a6f12317cb148306e7e135d3b030",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-11-19T22:28:13Z",
    "title_canon_sha256": "68f2e2f866d45af69362e893a94a86457c8b4214270a411d55d3d5736a00ab80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.08009",
    "kind": "arxiv",
    "version": 1
  }
}