Pith Number

pith:I7LNMYJT

pith:2020:I7LNMYJTTDBOMMVHP6NDGME4LZ

not attested not anchored not stored refs pending

Urban Sensing based on Mobile Phone Data: Approaches, Applications and Challenges

Gang Wang, Mengchu Zhou, Mohammadhossein Ghahramani

arxiv:2008.12992 v1 · 2020-08-29 · cs.CY · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I7LNMYJTTDBOMMVHP6NDGME4LZ}

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	2026-07-05T01:31:33.297178Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47d6d6613398c2e632a77f9a33309c5e782c6c77a7aa3720676a8d4de4ac5f01

Aliases

arxiv: 2008.12992 · arxiv_version: 2008.12992v1 · doi: 10.48550/arxiv.2008.12992 · pith_short_12: I7LNMYJTTDBO · pith_short_16: I7LNMYJTTDBOMMVH · pith_short_8: I7LNMYJT

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/I7LNMYJTTDBOMMVHP6NDGME4LZ \
  | 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: 47d6d6613398c2e632a77f9a33309c5e782c6c77a7aa3720676a8d4de4ac5f01

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69cadb97f58b64f1146e15323277fdad93dc837dd25cd6699ef5a9a641ca598a",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2020-08-29T15:14:03Z",
    "title_canon_sha256": "fe1ce45599da91445e9d048882fec42cd6b0b05660234b6d91443516b047e0c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.12992",
    "kind": "arxiv",
    "version": 1
  }
}