Pith Number

pith:MPP6HI2R

pith:2013:MPP6HI2RZFP3IAH6EUHLLVC6RO

not attested not anchored not stored refs pending

Characterizing and curating conversation threads: Expansion, focus, volume, re-entry

Cristian Danescu-Niculescu-Mizil, Jon Kleinberg, Lars Backstrom, Lillian Lee

arxiv:1304.4602 v1 · 2013-04-16 · 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{MPP6HI2RZFP3IAH6EUHLLVC6RO}

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	2026-05-18T03:27:44.225326Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63dfe3a351c95fb400fe250eb5d45e8bafa73bcfb19ac0cefdfb64130a87903b

Aliases

arxiv: 1304.4602 · arxiv_version: 1304.4602v1 · doi: 10.48550/arxiv.1304.4602 · pith_short_12: MPP6HI2RZFP3 · pith_short_16: MPP6HI2RZFP3IAH6 · pith_short_8: MPP6HI2R

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/MPP6HI2RZFP3IAH6EUHLLVC6RO \
  | 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: 63dfe3a351c95fb400fe250eb5d45e8bafa73bcfb19ac0cefdfb64130a87903b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d324a6e7baa8e440b7d11187ca079040d34d86e54f0e624c2c0f8fe3c8c91cfc",
    "cross_cats_sorted": [
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2013-04-16T20:00:51Z",
    "title_canon_sha256": "87df6daec385074ff37189f5bc297953fea88f17f5f1594f206663818759c164"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.4602",
    "kind": "arxiv",
    "version": 1
  }
}