Pith Number

pith:2XEFKUSR

pith:2018:2XEFKUSRGKA6VWYP7WWVYW7ELU

not attested not anchored not stored refs pending

Convolutional Hashing for Automated Scene Matching

Bowei Liu, Martin Loncaric, Ryan Weber

arxiv:1802.03101 v1 · 2018-02-09 · cs.CV · cs.IR · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2XEFKUSRGKA6VWYP7WWVYW7ELU}

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	2026-05-18T00:24:02.043371Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5c85552513281eadb0ffdad5c5be45d3ae1727b79c3189d22f2962333a35233

Aliases

arxiv: 1802.03101 · arxiv_version: 1802.03101v1 · doi: 10.48550/arxiv.1802.03101 · pith_short_12: 2XEFKUSRGKA6 · pith_short_16: 2XEFKUSRGKA6VWYP · pith_short_8: 2XEFKUSR

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/2XEFKUSRGKA6VWYP7WWVYW7ELU \
  | 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: d5c85552513281eadb0ffdad5c5be45d3ae1727b79c3189d22f2962333a35233

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14762a6904ce8d4d0abf1d6765bc9785f574745082eba943e9158e64df05ccee",
    "cross_cats_sorted": [
      "cs.IR",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-02-09T02:11:18Z",
    "title_canon_sha256": "fabc12741994adf0b8d733d37c055970295f0890cfaf4aee9eb5d55a12ad4b8a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.03101",
    "kind": "arxiv",
    "version": 1
  }
}