Pith Number

pith:W4CYPMZA

pith:2020:W4CYPMZAHUC35RAABP5XCJXKIU

not attested not anchored not stored refs pending

Globally-scalable Automated Target Recognition (GATR)

Andy Lam, Austen Groener, Gary Chern, Mark Pritt, Michael Harner, Stephen O'Neill, Tyler Kuhns

arxiv:2009.04836 v1 · 2020-09-10 · 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{W4CYPMZAHUC35RAABP5XCJXKIU}

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	2026-07-05T01:34:30.404937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b70587b3203d05bec4000bfb7126ea4514d28675d132355be12704701e4c638b

Aliases

arxiv: 2009.04836 · arxiv_version: 2009.04836v1 · doi: 10.48550/arxiv.2009.04836 · pith_short_12: W4CYPMZAHUC3 · pith_short_16: W4CYPMZAHUC35RAA · pith_short_8: W4CYPMZA

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/W4CYPMZAHUC35RAABP5XCJXKIU \
  | 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: b70587b3203d05bec4000bfb7126ea4514d28675d132355be12704701e4c638b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35a4408fa86917ce2b31a47904a8aeeaf6e6a175dff013c53dd5b3216f7f3cca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-09-10T13:20:50Z",
    "title_canon_sha256": "c92cd19cd05bc9ad561e846eb5ad0d1357326b5a328bee2ea8ea648a26956c9c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.04836",
    "kind": "arxiv",
    "version": 1
  }
}