Pith Number

pith:PF4Z252M

pith:2011:PF4Z252MQHAKRUDTEZDYOUHK2L

not attested not anchored not stored refs pending

Evader Interdiction and Collateral Damage

Alexander Gutfraind, Matthew P. Johnson

arxiv:1108.0894 v1 · 2011-08-03 · 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{PF4Z252MQHAKRUDTEZDYOUHK2L}

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	2026-05-18T04:16:21.842996Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79799d774c81c0a8d07326478750ead2dbac0e3c9c5b610db3713ccffb280d09

Aliases

arxiv: 1108.0894 · arxiv_version: 1108.0894v1 · doi: 10.48550/arxiv.1108.0894 · pith_short_12: PF4Z252MQHAK · pith_short_16: PF4Z252MQHAKRUDT · pith_short_8: PF4Z252M

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/PF4Z252MQHAKRUDTEZDYOUHK2L \
  | 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: 79799d774c81c0a8d07326478750ead2dbac0e3c9c5b610db3713ccffb280d09

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa5fce070c6cfc8b431a0a378d7b02dfa0be839fb8f80f061bc8537799f4ced5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2011-08-03T17:05:29Z",
    "title_canon_sha256": "e0a7f990b7c8e2eea60a1bca3d07061b7771dde8be1f958db84a50361c4c77a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.0894",
    "kind": "arxiv",
    "version": 1
  }
}