Pith Number

pith:RSJW3F2C

pith:2015:RSJW3F2CAAXEVZL7MAZLPHP7J2

not attested not anchored not stored refs pending

Are You Really Hidden? Predicting Current City from Profile and Social Relationship

Angel Cuevas, Chao Chen, Jiangtao Wen, Leye Wang, Noel Crespi, Xiao Han

arxiv:1508.00784 v1 · 2015-08-04 · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RSJW3F2CAAXEVZL7MAZLPHP7J2}

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	2026-05-18T01:35:53.366110Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c936d9742002e4ae57f6032b79dff4ea8a26affc0edc0bd23904a5a1797d91a

Aliases

arxiv: 1508.00784 · arxiv_version: 1508.00784v1 · doi: 10.48550/arxiv.1508.00784 · pith_short_12: RSJW3F2CAAXE · pith_short_16: RSJW3F2CAAXEVZL7 · pith_short_8: RSJW3F2C

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/RSJW3F2CAAXEVZL7MAZLPHP7J2 \
  | 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: 8c936d9742002e4ae57f6032b79dff4ea8a26affc0edc0bd23904a5a1797d91a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c2702ec28222027086715fa07a5b3ed2a00b89ad56e92a735fccb9d8dcb321f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2015-08-04T14:29:21Z",
    "title_canon_sha256": "1af95e57bcb939aaf2d7ea69b6b6e998835ab58c6d83e05a9957c7c48730de31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.00784",
    "kind": "arxiv",
    "version": 1
  }
}