Pith Number

pith:7CEZ5E6V

pith:2017:7CEZ5E6VRCSMEGJSUEYIGHJQP2

not attested not anchored not stored refs pending

Video Liveness for Citizen Journalism: Attacks and Defenses

Bogdan Carbunar, Mahmudur Rahman, Mozhgan Azimpourkivi, Umut Topkara

arxiv:1704.02032 v1 · 2017-04-06 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7CEZ5E6VRCSMEGJSUEYIGHJQP2}

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	2026-05-18T00:46:50.983025Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8899e93d588a4c21932a130831d307ea7ff20b4a6ed41a922e0e8299a366061

Aliases

arxiv: 1704.02032 · arxiv_version: 1704.02032v1 · doi: 10.48550/arxiv.1704.02032 · pith_short_12: 7CEZ5E6VRCSM · pith_short_16: 7CEZ5E6VRCSMEGJS · pith_short_8: 7CEZ5E6V

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/7CEZ5E6VRCSMEGJSUEYIGHJQP2 \
  | 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: f8899e93d588a4c21932a130831d307ea7ff20b4a6ed41a922e0e8299a366061

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67bc127db8bb8f7877a0cc627db79ac96b89615e91af2a0965fe1c889a7b9e0b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2017-04-06T21:52:19Z",
    "title_canon_sha256": "cd459f35d7ebbc8c20db9e6bd2c92ff63511a4b8320106f7d9b9c504f596b964"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.02032",
    "kind": "arxiv",
    "version": 1
  }
}