Pith Number

pith:TCOVQJ3T

pith:2026:TCOVQJ3TGFF6K4M6EA55OBNEUY

not attested not anchored not stored refs pending

Beyond First-Order: Learning Riemannian Geometries for Invariant Visual Place Recognition

Chi Man Vong, Jintao Cheng, Jin Wu, Weibin Li, Wei Zhang, Zhijian He

arxiv:2602.00841 v4 · 2026-01-31 · 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{TCOVQJ3TGFF6K4M6EA55OBNEUY}

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	2026-05-20T00:00:33.105754Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

989d582773314be5719e203bd705a4a62bd7584b58933d59a6729378d2a4890d

Aliases

arxiv: 2602.00841 · arxiv_version: 2602.00841v4 · doi: 10.48550/arxiv.2602.00841 · pith_short_12: TCOVQJ3TGFF6 · pith_short_16: TCOVQJ3TGFF6K4M6 · pith_short_8: TCOVQJ3T

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/TCOVQJ3TGFF6K4M6EA55OBNEUY \
  | 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: 989d582773314be5719e203bd705a4a62bd7584b58933d59a6729378d2a4890d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f54c82d75961e58884f121bad9a763d8faf12b8049ade82f54522bd74cb96e33",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-01-31T18:12:29Z",
    "title_canon_sha256": "b04555be40a179dfd4b1835c344586d092d7993a9e703bbd88d8b9d5294b52f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.00841",
    "kind": "arxiv",
    "version": 4
  }
}