Pith Number

pith:FIWLTPUA

pith:2020:FIWLTPUAWLYMK4M4HIGNBHYPAA

not attested not anchored not stored refs pending

Place Recognition in Forests with Urquhart Tessellations

Avraham Cohen, Guilherme V. Nardari, Roseli A. F. Romero, Steven W. Chen, Vaibhav Arcot, Vijay Kumar, Xu Liu

arxiv:2010.03026 v2 · 2020-09-23 · cs.CV · cs.RO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FIWLTPUAWLYMK4M4HIGNBHYPAA}

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	2026-07-05T01:51:45.115011Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a2cb9be80b2f0c5719c3a0cd09f0f002d71d71e8780a2bcf241495c3e80889c

Aliases

arxiv: 2010.03026 · arxiv_version: 2010.03026v2 · doi: 10.48550/arxiv.2010.03026 · pith_short_12: FIWLTPUAWLYM · pith_short_16: FIWLTPUAWLYMK4M4 · pith_short_8: FIWLTPUA

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/FIWLTPUAWLYMK4M4HIGNBHYPAA \
  | 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: 2a2cb9be80b2f0c5719c3a0cd09f0f002d71d71e8780a2bcf241495c3e80889c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13d50addc67e06d531097e4b123e592e60503ff56f5d068484a9606b164d926a",
    "cross_cats_sorted": [
      "cs.RO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-09-23T20:19:38Z",
    "title_canon_sha256": "8721af2bf6d4f18c1fc80dc0af9416df9621ed448c8a0d0de2d579c0f1d93eb8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.03026",
    "kind": "arxiv",
    "version": 2
  }
}