Pith Number

pith:ZKKMCC56

pith:2012:ZKKMCC56UD5VWT45SD47XR6TLQ

not attested not anchored not stored refs pending

From Bits to Images: Inversion of Local Binary Descriptors

Alexandre Alahi, Emmanuel d'Angelo, Laurent Jacques, Pierre Vandergheynst

arxiv:1211.1265 v1 · 2012-11-06 · cs.CV · cs.IT · math.IT

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	2026-05-18T03:41:21.960943Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca94c10bbea0fb5b4f9d90f9fbc7d35c0495e66e57658c5e33b0f5533df0126a

Aliases

arxiv: 1211.1265 · arxiv_version: 1211.1265v1 · doi: 10.48550/arxiv.1211.1265 · pith_short_12: ZKKMCC56UD5V · pith_short_16: ZKKMCC56UD5VWT45 · pith_short_8: ZKKMCC56

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/ZKKMCC56UD5VWT45SD47XR6TLQ \
  | 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: ca94c10bbea0fb5b4f9d90f9fbc7d35c0495e66e57658c5e33b0f5533df0126a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e3b71de97fc048ae5069daa1ff51b7e4b6444039fdbb803c326f9f21c5df697",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2012-11-06T15:32:34Z",
    "title_canon_sha256": "01bf9fd622b9cf762d7e606bbfc8b068134bd69514e7c9a1ebf877b25c4d499e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.1265",
    "kind": "arxiv",
    "version": 1
  }
}