Pith Number

pith:MACV2LLN

pith:2019:MACV2LLNMA2HGE6WQPSZLC6PEB

not attested not anchored not stored refs pending

Discovering Communities of Community Discovery

Michele Coscia

arxiv:1907.02277 v1 · 2019-07-04 · cs.SI · 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{MACV2LLNMA2HGE6WQPSZLC6PEB}

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	2026-05-17T23:41:29.167642Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

60055d2d6d60347313d683e5958bcf20734d2c0168d9cdbce7b8f0bc8dc9035d

Aliases

arxiv: 1907.02277 · arxiv_version: 1907.02277v1 · doi: 10.48550/arxiv.1907.02277 · pith_short_12: MACV2LLNMA2H · pith_short_16: MACV2LLNMA2HGE6W · pith_short_8: MACV2LLN

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/MACV2LLNMA2HGE6WQPSZLC6PEB \
  | 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: 60055d2d6d60347313d683e5958bcf20734d2c0168d9cdbce7b8f0bc8dc9035d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15e861ab9dfe3be4362041db27ef6377d0a7873586e6545b73c858b97e71d95d",
    "cross_cats_sorted": [
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2019-07-04T08:47:20Z",
    "title_canon_sha256": "2f3bbeec488baad872e20439c08b4c8928d67dd6cdc40b26ef8f0be2c1a6cb75"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.02277",
    "kind": "arxiv",
    "version": 1
  }
}