Pith Number

pith:IHTVOG2P

pith:2015:IHTVOG2PXPBQ45EGNLZPUFFOZL

not attested not anchored not stored refs pending

Detecting Malicious Content on Facebook

Ponnurangam Kumaraguru, Prateek Dewan

arxiv:1501.00802 v1 · 2015-01-05 · cs.SI · cs.CY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IHTVOG2PXPBQ45EGNLZPUFFOZL}

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	2026-05-18T02:30:01.782699Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

41e7571b4fbbc30e74866af2fa14aecaca2941e32e1f063d14accce610be60f8

Aliases

arxiv: 1501.00802 · arxiv_version: 1501.00802v1 · doi: 10.48550/arxiv.1501.00802 · pith_short_12: IHTVOG2PXPBQ · pith_short_16: IHTVOG2PXPBQ45EG · pith_short_8: IHTVOG2P

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/IHTVOG2PXPBQ45EGNLZPUFFOZL \
  | 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: 41e7571b4fbbc30e74866af2fa14aecaca2941e32e1f063d14accce610be60f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a12de86531769f43f4d0e8b9989e4efa5de36e829269a498debe94b27633add5",
    "cross_cats_sorted": [
      "cs.CY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2015-01-05T09:55:37Z",
    "title_canon_sha256": "36806e7df3a80c67fafe31dd0921cab4ac28b0022bf5dde1ea6986aa6f30ad1e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.00802",
    "kind": "arxiv",
    "version": 1
  }
}