Pith Number

pith:4IS76DSE

pith:2009:4IS76DSE32SHD2KJH6ZO7D3BGZ

not attested not anchored not stored refs pending

Collaboration in sensor network research: an in-depth longitudinal analysis of assortative mixing patterns

Alberto Pepe, Marko A. Rodriguez

arxiv:0911.4223 v2 · 2009-11-22 · physics.data-an · cs.DL · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4IS76DSE32SHD2KJH6ZO7D3BGZ}

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	2026-05-18T04:32:43.665023Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e225ff0e44dea471e9493fb2ef8f6136433b2e36c3440ca6940a58efece35d80

Aliases

arxiv: 0911.4223 · arxiv_version: 0911.4223v2 · doi: 10.48550/arxiv.0911.4223 · pith_short_12: 4IS76DSE32SH · pith_short_16: 4IS76DSE32SHD2KJ · pith_short_8: 4IS76DSE

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/4IS76DSE32SHD2KJH6ZO7D3BGZ \
  | 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: e225ff0e44dea471e9493fb2ef8f6136433b2e36c3440ca6940a58efece35d80

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd3307f60e8b7af4b1fc39c79e814b5a0b8062c102900e62e8353d28ed570892",
    "cross_cats_sorted": [
      "cs.DL",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.data-an",
    "submitted_at": "2009-11-22T03:04:36Z",
    "title_canon_sha256": "2a0bcea6e71a7e079390f78a5a16e7b3f7ef67c7d0e2a8f9658eb906a6654c8a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.4223",
    "kind": "arxiv",
    "version": 2
  }
}