Pith Number

pith:Z5O4DU34

pith:2016:Z5O4DU34GNNQ23VVBZF3FVP7B6

not attested not anchored not stored refs pending

Predicting encounter and colocation events in metropolitan areas

Gian Paolo Rossi, Karim Karamat Jahromi, Matteo Zignani, Sabrina Gaito

arxiv:1610.01790 v1 · 2016-10-06 · 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{Z5O4DU34GNNQ23VVBZF3FVP7B6}

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	2026-05-18T01:03:04.844904Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf5dc1d37c335b0d6eb50e4bb2d5ff0fa7124442c5e1f705a27f55812f4d6ef5

Aliases

arxiv: 1610.01790 · arxiv_version: 1610.01790v1 · doi: 10.48550/arxiv.1610.01790 · pith_short_12: Z5O4DU34GNNQ · pith_short_16: Z5O4DU34GNNQ23VV · pith_short_8: Z5O4DU34

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/Z5O4DU34GNNQ23VVBZF3FVP7B6 \
  | 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: cf5dc1d37c335b0d6eb50e4bb2d5ff0fa7124442c5e1f705a27f55812f4d6ef5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf21a232f3ee426668e5a05e6fd377ec3bc9914c080c3447c837b62019b9fde2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2016-10-06T09:39:06Z",
    "title_canon_sha256": "edf67c721751f2834ff3744570ff234e0d7ae4ce8f424e493b40635d158f8b65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.01790",
    "kind": "arxiv",
    "version": 1
  }
}