Pith Number

pith:D5OLGHMR

pith:2015:D5OLGHMR6CD4UXJX6OP74NTSJH

not attested not anchored not stored refs pending

NFCU: A New Friendship-based Routing with Buffer Management in Opportunistic Networks

Li Li, Xiaohan Zhang, Xiaoxiong Zhong, Yang Qin

arxiv:1501.07754 v2 · 2015-01-30 · cs.NI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D5OLGHMR6CD4UXJX6OP74NTSJH}

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	2026-05-18T02:27:43.822413Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f5cb31d91f087ca5d37f39ffe367249ea5acd432d2f03096af821e3d9c4af5e

Aliases

arxiv: 1501.07754 · arxiv_version: 1501.07754v2 · doi: 10.48550/arxiv.1501.07754 · pith_short_12: D5OLGHMR6CD4 · pith_short_16: D5OLGHMR6CD4UXJX · pith_short_8: D5OLGHMR

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/D5OLGHMR6CD4UXJX6OP74NTSJH \
  | 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: 1f5cb31d91f087ca5d37f39ffe367249ea5acd432d2f03096af821e3d9c4af5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60129487013e5d47ce828c21e1474a4bf7a7143e3edbce4305a27260baae5d3a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2015-01-30T12:48:12Z",
    "title_canon_sha256": "f75b59c312a5c4da6535002c5911699a011cef1c732538c9e7a03f88b1a96b80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.07754",
    "kind": "arxiv",
    "version": 2
  }
}