Pith Number

pith:2H3XHWIL

pith:2013:2H3XHWILE7VE4NDJ4G2Z7IC6MK

not attested not anchored not stored refs pending

Topic and Sentiment Analysis on OSNs: a Case Study of Advertising Strategies on Twitter

Hamed Haddadi, Matthew Purver, Shana Dacres

arxiv:1312.6635 v1 · 2013-12-23 · 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{2H3XHWILE7VE4NDJ4G2Z7IC6MK}

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	2026-05-18T03:03:57.330721Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1f773d90b27ea4e3469e1b59fa05e62a702a93d57af19487bdd587033743d0b

Aliases

arxiv: 1312.6635 · arxiv_version: 1312.6635v1 · doi: 10.48550/arxiv.1312.6635 · pith_short_12: 2H3XHWILE7VE · pith_short_16: 2H3XHWILE7VE4NDJ · pith_short_8: 2H3XHWIL

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/2H3XHWILE7VE4NDJ4G2Z7IC6MK \
  | 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: d1f773d90b27ea4e3469e1b59fa05e62a702a93d57af19487bdd587033743d0b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "682b4e7c7acaf9fdb6297fa2bd59094dcce71c685faa6cb6d5007faf95bfa132",
    "cross_cats_sorted": [
      "physics.soc-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2013-12-23T18:32:06Z",
    "title_canon_sha256": "8467492c8a45f9936faff0dab7066b80a18445704cd6e724090cfa85ab507651"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.6635",
    "kind": "arxiv",
    "version": 1
  }
}