Pith Number

pith:ZTTF5B72

pith:2022:ZTTF5B72F5PHJ3R4LEGQTLBOTU

not attested not anchored not stored refs pending

Learning Geodesic-Aware Local Features from RGB-D Images

Erickson R. Nascimento, Felipe Cadar, Guilherme Potje, Renato Martins

arxiv:2203.12016 v1 · 2022-03-22 · 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{ZTTF5B72F5PHJ3R4LEGQTLBOTU}

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	2026-07-05T04:07:46.269920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cce65e87fa2f5e74ee3c590d09ac2e9d2f7b64af639f50ad4aebb3a5f6760e22

Aliases

arxiv: 2203.12016 · arxiv_version: 2203.12016v1 · doi: 10.48550/arxiv.2203.12016 · pith_short_12: ZTTF5B72F5PH · pith_short_16: ZTTF5B72F5PHJ3R4 · pith_short_8: ZTTF5B72

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/ZTTF5B72F5PHJ3R4LEGQTLBOTU \
  | 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: cce65e87fa2f5e74ee3c590d09ac2e9d2f7b64af639f50ad4aebb3a5f6760e22

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "502af03f472b27bc29ff2abaeb5085038cd04931575423cc6fd22db9fb9c1f93",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-03-22T19:52:49Z",
    "title_canon_sha256": "dcb8cf0f7b979d66c9916da421d56c05ec87c247f4d04fe4dcb66f516eff8757"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.12016",
    "kind": "arxiv",
    "version": 1
  }
}