Pith Number

pith:B6YBJEWI

pith:2019:B6YBJEWI2WKVKP7BCTTCOFMJQ7

not attested not anchored not stored refs pending

Can We Achieve Fresh Information with Selfish Users in Mobile Crowd-Learning?

Bin Li, Jia Liu

arxiv:1902.06149 v1 · 2019-02-16 · 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{B6YBJEWI2WKVKP7BCTTCOFMJQ7}

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	2026-05-17T23:53:46.445680Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0fb01492c8d595553fe114e627158987d27b00f5b5e02c1e4bc8346b2b2de10a

Aliases

arxiv: 1902.06149 · arxiv_version: 1902.06149v1 · doi: 10.48550/arxiv.1902.06149 · pith_short_12: B6YBJEWI2WKV · pith_short_16: B6YBJEWI2WKVKP7B · pith_short_8: B6YBJEWI

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/B6YBJEWI2WKVKP7BCTTCOFMJQ7 \
  | 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: 0fb01492c8d595553fe114e627158987d27b00f5b5e02c1e4bc8346b2b2de10a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "577ded6b3f12cf545422b81f149b2f0ce436cbfbc2858de915cc9a1e64a6d418",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2019-02-16T20:14:01Z",
    "title_canon_sha256": "941fb6cb52b802ae9231905fa05b2f10a449b3cd72a285539c61cdc9d1d61e77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.06149",
    "kind": "arxiv",
    "version": 1
  }
}