Pith Number

pith:I5MRFYME

pith:2018:I5MRFYME557WLYLFKOGQNLM7VY

not attested not anchored not stored refs pending

Semi-supervised User Geolocation via Graph Convolutional Networks

Afshin Rahimi, Timothy Baldwin, Trevor Cohn

arxiv:1804.08049 v4 · 2018-04-22 · 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{I5MRFYME557WLYLFKOGQNLM7VY}

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	2026-05-18T00:16:02.704552Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

475912e184ef7f65e165538d06ad9fae23a88e3892d0705dc5e0aac96f3dc98a

Aliases

arxiv: 1804.08049 · arxiv_version: 1804.08049v4 · doi: 10.48550/arxiv.1804.08049 · pith_short_12: I5MRFYME557W · pith_short_16: I5MRFYME557WLYLF · pith_short_8: I5MRFYME

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/I5MRFYME557WLYLFKOGQNLM7VY \
  | 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: 475912e184ef7f65e165538d06ad9fae23a88e3892d0705dc5e0aac96f3dc98a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8463acc9e5c880ab8e11edc6abb07190484df971ab0325ff08bc94ba20d9f9e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2018-04-22T00:23:58Z",
    "title_canon_sha256": "d37c2ea653acf226532c370f1c8d5c7957b355363f48ed2e4b293972b7b535f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.08049",
    "kind": "arxiv",
    "version": 4
  }
}