Pith Number

pith:EHU2C3ZT

pith:2017:EHU2C3ZTBAVSGANZWW3S5PEYRK

not attested not anchored not stored refs pending

Video Pandemics: Worldwide Viral Spreading of Psy's Gangnam Style Video

Daniel Kondor, Eszter Bokanyi, Gabor Vattay, Istvan Csabai, Jozsef Steger, Zsofia Kallus

arxiv:1707.04460 v1 · 2017-07-14 · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EHU2C3ZTBAVSGANZWW3S5PEYRK}

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	2026-05-18T00:33:43.379374Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21e9a16f33082b2301b9b5b72ebc988a9d437909af047a4b05bedc09dc0d9c17

Aliases

arxiv: 1707.04460 · arxiv_version: 1707.04460v1 · doi: 10.48550/arxiv.1707.04460 · pith_short_12: EHU2C3ZTBAVS · pith_short_16: EHU2C3ZTBAVSGANZ · pith_short_8: EHU2C3ZT

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/EHU2C3ZTBAVSGANZWW3S5PEYRK \
  | 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: 21e9a16f33082b2301b9b5b72ebc988a9d437909af047a4b05bedc09dc0d9c17

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18673f6356acc332f9af5297c9912e6f1c8664330a0d6bd45afe147517320469",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2017-07-14T11:16:07Z",
    "title_canon_sha256": "c58597374a4e617132a69b7971100ca2581770e93d780f7492abe4f830b457aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.04460",
    "kind": "arxiv",
    "version": 1
  }
}