Pith Number

pith:AR2PEUBI

pith:2019:AR2PEUBI7OGFIP35ZJIRL5OJZP

not attested not anchored not stored refs pending

Location reference identification from tweets during emergencies: A deep learning approach

Abhinav Kumar, Jyoti Prakash Singh

arxiv:1901.08241 v1 · 2019-01-24 · cs.LG · cs.CL · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AR2PEUBI7OGFIP35ZJIRL5OJZP}

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	2026-05-17T23:55:37.573567Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0474f25028fb8c543f7dca5115f5c9cbe9a2235c768e9b4f7c82f50308d65f7f

Aliases

arxiv: 1901.08241 · arxiv_version: 1901.08241v1 · doi: 10.48550/arxiv.1901.08241 · pith_short_12: AR2PEUBI7OGF · pith_short_16: AR2PEUBI7OGFIP35 · pith_short_8: AR2PEUBI

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/AR2PEUBI7OGFIP35ZJIRL5OJZP \
  | 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: 0474f25028fb8c543f7dca5115f5c9cbe9a2235c768e9b4f7c82f50308d65f7f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cdccdd17ad32593eb09a2b932215b5b99c9b3aa8b9507f11daa0cb33ce37fb8e",
    "cross_cats_sorted": [
      "cs.CL",
      "stat.ML"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-01-24T05:54:13Z",
    "title_canon_sha256": "632827fcab7755b1a338be2328c7055da2530bb503f5396726aea19f2f2ce26c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.08241",
    "kind": "arxiv",
    "version": 1
  }
}