Pith Number

pith:55OOBETV

pith:2013:55OOBETVYER7MGFVEFBKNRRHNB

not attested not anchored not stored refs pending

Understanding the Predictive Power of Computational Mechanics and Echo State Networks in Social Media

David Darmon, Jared Sylvester, Michelle Girvan, William Rand

arxiv:1306.6111 v2 · 2013-06-26 · cs.SI · cs.LG · physics.soc-ph · stat.AP · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{55OOBETVYER7MGFVEFBKNRRHNB}

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	2026-05-18T03:15:07.454382Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef5ce09275c123f618b52142a6c627686dd92f7fd6c9b9278acfb1ea5db3cb67

Aliases

arxiv: 1306.6111 · arxiv_version: 1306.6111v2 · doi: 10.48550/arxiv.1306.6111 · pith_short_12: 55OOBETVYER7 · pith_short_16: 55OOBETVYER7MGFV · pith_short_8: 55OOBETV

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/55OOBETVYER7MGFVEFBKNRRHNB \
  | 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: ef5ce09275c123f618b52142a6c627686dd92f7fd6c9b9278acfb1ea5db3cb67

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7146d26e86cb30d84dc288b47d453ef3ea46675e94228b195f9620ce4eac6f02",
    "cross_cats_sorted": [
      "cs.LG",
      "physics.soc-ph",
      "stat.AP",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2013-06-26T00:58:39Z",
    "title_canon_sha256": "3ae42e0a522c37ce5d2fc57d21fd0640914a0eb00104fb9db396913a878e6e6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.6111",
    "kind": "arxiv",
    "version": 2
  }
}