Pith Number

pith:2LHD5HFC

pith:2025:2LHD5HFC2GCP7N7KM34NXSHML6

not attested not anchored not stored refs pending

LandMarkSystem Technical Report

Hengjie Li, Miao Tao, Rong Fu, Yuanzhen Zhou, Yuchang Zhang, Zeyu He, Zhenxiang Ma, Zhenyu Yang

arxiv:2503.21364 v2 · 2025-03-27 · 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{2LHD5HFC2GCP7N7KM34NXSHML6}

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	2026-07-05T10:40:41.844498Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2ce3e9ca2d184ffb7ea66f8dbc8ec5f9f300ea3a4e532b76549db0405076ace

Aliases

arxiv: 2503.21364 · arxiv_version: 2503.21364v2 · doi: 10.48550/arxiv.2503.21364 · pith_short_12: 2LHD5HFC2GCP · pith_short_16: 2LHD5HFC2GCP7N7K · pith_short_8: 2LHD5HFC

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/2LHD5HFC2GCP7N7KM34NXSHML6 \
  | 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: d2ce3e9ca2d184ffb7ea66f8dbc8ec5f9f300ea3a4e532b76549db0405076ace

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b3efc9ba66eee07377e27a2c7bec32f6fee1e5dce4f0785f5cd0b08b52b6922",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-03-27T10:55:36Z",
    "title_canon_sha256": "08ac32379d35eb71b6df0fbef2144c31bbe700abf5beb35a28133279f8088e1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.21364",
    "kind": "arxiv",
    "version": 2
  }
}