Pith Number

pith:K57JVRDM

pith:2016:K57JVRDMAKAFWG4CU5AIIAMKAC

not attested not anchored not stored refs pending

GIFT: A Real-time and Scalable 3D Shape Search Engine

Longin Jan Latecki, Song Bai, Xiang Bai, Zhaoxiang Zhang, Zhichao Zhou

arxiv:1604.01879 v2 · 2016-04-07 · 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{K57JVRDMAKAFWG4CU5AIIAMKAC}

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	2026-05-18T00:47:33.832768Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

577e9ac46c02805b1b82a74084018a00a35c47c6eecf7231e603df6d6c0d2f87

Aliases

arxiv: 1604.01879 · arxiv_version: 1604.01879v2 · doi: 10.48550/arxiv.1604.01879 · pith_short_12: K57JVRDMAKAF · pith_short_16: K57JVRDMAKAFWG4C · pith_short_8: K57JVRDM

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/K57JVRDMAKAFWG4CU5AIIAMKAC \
  | 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: 577e9ac46c02805b1b82a74084018a00a35c47c6eecf7231e603df6d6c0d2f87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0778341bdb7a0bed84e47f87ddfc96a0678eb18c820561f42c14e111fd689ed0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-04-07T05:45:56Z",
    "title_canon_sha256": "03f94e88ca07ffbad4d3da97574c075e24347082635df18528482eab3ce4787e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.01879",
    "kind": "arxiv",
    "version": 2
  }
}