Pith Number

pith:B3C2D2B6

pith:2023:B3C2D2B64XWU4AFKVFCFWWRRLX

not attested not anchored not stored refs pending

Field evaluation of a mobile app for assisting blind and visually impaired travelers to find bus stops

Gang Luo, Prerana Shivshanker, Shrinivas Pundlik, Tim Traut-Savino

arxiv:2309.10940 v1 · 2023-09-19 · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B3C2D2B64XWU4AFKVFCFWWRRLX}

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	2026-07-05T06:52:28.912823Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ec5a1e83ee5ed4e00aaa9445b5a315dea6f86c125e6d2dabea140eb72f64a70

Aliases

arxiv: 2309.10940 · arxiv_version: 2309.10940v1 · doi: 10.48550/arxiv.2309.10940 · pith_short_12: B3C2D2B64XWU · pith_short_16: B3C2D2B64XWU4AFK · pith_short_8: B3C2D2B6

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/B3C2D2B64XWU4AFKVFCFWWRRLX \
  | 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: 0ec5a1e83ee5ed4e00aaa9445b5a315dea6f86c125e6d2dabea140eb72f64a70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6c9ffde9e8182b8b5781b964db3b9ec0f960e8fab8bc63fc34879e18e3fa110",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2023-09-19T21:39:32Z",
    "title_canon_sha256": "efe4b6ce175dbad4e8dcbbaf8303ae8f81d6d659e9f3edc7fd799481024b3e2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.10940",
    "kind": "arxiv",
    "version": 1
  }
}