Pith Number

pith:CBIJDB44

pith:2015:CBIJDB44HTH2ZVCVKLANLICXKS

not attested not anchored not stored refs pending

Ego-Object Discovery

Marc Bola\~nos, Petia Radeva

arxiv:1504.01639 v2 · 2015-04-07 · cs.CV · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CBIJDB44HTH2ZVCVKLANLICXKS}

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	2026-05-18T01:37:10.906014Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

105091879c3ccfacd45552c0d5a05754a7eec68773d10f1898c480a1a50e4713

Aliases

arxiv: 1504.01639 · arxiv_version: 1504.01639v2 · doi: 10.48550/arxiv.1504.01639 · pith_short_12: CBIJDB44HTH2 · pith_short_16: CBIJDB44HTH2ZVCV · pith_short_8: CBIJDB44

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/CBIJDB44HTH2ZVCVKLANLICXKS \
  | 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: 105091879c3ccfacd45552c0d5a05754a7eec68773d10f1898c480a1a50e4713

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ade1da3bfa36e1a369c31e0d892f5211d90d948818f775e6302c3b7f54b740f",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-04-07T15:23:22Z",
    "title_canon_sha256": "7a0735b99d4054c19dd1423dafd7c4bf3b1c9ff960edf816904dca9a86f6a9c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.01639",
    "kind": "arxiv",
    "version": 2
  }
}