Pith Number

pith:BTSNPFZF

pith:2018:BTSNPFZFJDITC2DNYVTYAITCVU

not attested not anchored not stored refs pending

A Comparative Analysis of Content-based Geolocation in Blogs and Tweets

Konstantinos Pappas, Mahmoud Azab, Rada Mihalcea

arxiv:1811.07497 v1 · 2018-11-19 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BTSNPFZFJDITC2DNYVTYAITCVU}

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	2026-05-18T00:00:24.319054Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ce4d7972548d131686dc567802262ad35c799b449e826b54755bc00eb43215a

Aliases

arxiv: 1811.07497 · arxiv_version: 1811.07497v1 · doi: 10.48550/arxiv.1811.07497 · pith_short_12: BTSNPFZFJDIT · pith_short_16: BTSNPFZFJDITC2DN · pith_short_8: BTSNPFZF

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/BTSNPFZFJDITC2DNYVTYAITCVU \
  | 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: 0ce4d7972548d131686dc567802262ad35c799b449e826b54755bc00eb43215a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf444740ff5c1cc1a4254c949059d6322fb5b80108d4a3bf65ffc099563c488b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-11-19T04:42:54Z",
    "title_canon_sha256": "75325cf9601da9c75946282f349b650273ee353ab9de49fe68d280ed70e5ecc3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.07497",
    "kind": "arxiv",
    "version": 1
  }
}