Pith Number

pith:FVZRGRPB

pith:2015:FVZRGRPBBLQ32MQDA3TT32APYF

not attested not anchored not stored refs pending

CommuniSense: Crowdsourcing Road Hazards in Nairobi

Aisha W. Bryant, Daniel Gatica-Perez, Darshan Santani, Jidraph Njuguna, Jonathan Ledgard, Reginald Bryant, Tierra Bills

arxiv:1506.07327 v1 · 2015-06-24 · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FVZRGRPBBLQ32MQDA3TT32APYF}

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	2026-05-18T01:39:54.334391Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d731345e10ae1bd320306e73de80fc14f30dae305a257ce56624f47bb150fbb

Aliases

arxiv: 1506.07327 · arxiv_version: 1506.07327v1 · doi: 10.48550/arxiv.1506.07327 · pith_short_12: FVZRGRPBBLQ3 · pith_short_16: FVZRGRPBBLQ32MQD · pith_short_8: FVZRGRPB

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/FVZRGRPBBLQ32MQDA3TT32APYF \
  | 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: 2d731345e10ae1bd320306e73de80fc14f30dae305a257ce56624f47bb150fbb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf809e0cdb3665f1363a5f1ceed0f65eb9a7942423e3207a20916a47ded1f515",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2015-06-24T11:42:13Z",
    "title_canon_sha256": "5e1b0ec5a521af8539b729e914cfb092126714529b44c6b00ce20322ef9c9360"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.07327",
    "kind": "arxiv",
    "version": 1
  }
}