Pith Number

pith:Y5QORTWT

pith:2019:Y5QORTWT63YM2JB7M4BTDOXWWI

not attested not anchored not stored refs pending

Global forensic geolocation with deep neural networks

Brian J. Reich, Eric B. Laber, Julia S. Allwood, Krishna Pacifici, Matthew Gebert, Neal S. Grantham, Noah Fierer, Robert R. Dunn, Seth A. Faith

arxiv:1905.11765 v1 · 2019-05-28 · stat.ML · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y5QORTWT63YM2JB7M4BTDOXWWI}

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	2026-05-17T23:44:52.370875Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c760e8ced3f6f0cd243f670331baf6b20d44fc2e5089ef7e9cb37028e5e9b50e

Aliases

arxiv: 1905.11765 · arxiv_version: 1905.11765v1 · doi: 10.48550/arxiv.1905.11765 · pith_short_12: Y5QORTWT63YM · pith_short_16: Y5QORTWT63YM2JB7 · pith_short_8: Y5QORTWT

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/Y5QORTWT63YM2JB7M4BTDOXWWI \
  | 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: c760e8ced3f6f0cd243f670331baf6b20d44fc2e5089ef7e9cb37028e5e9b50e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85ac39e6b4ef586cfe4471f06e298bb5488d39b858e5754069c3af41cfb571d2",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2019-05-28T12:24:56Z",
    "title_canon_sha256": "3d5bee4ee2855859b54d8d6885b1a598a254b5296bc8f65bf36e11c16e451726"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.11765",
    "kind": "arxiv",
    "version": 1
  }
}