Pith Number

pith:KOAIUERO

pith:2012:KOAIUEROFKLKFUCI6CO3B6MMKO

not attested not anchored not stored refs pending

Non-blind watermarking of network flows

Amir Houmansadr, Negar Kiyavash, Nikita Borisov

arxiv:1203.2273 v1 · 2012-03-10 · 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{KOAIUEROFKLKFUCI6CO3B6MMKO}

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	2026-05-18T02:21:17.145848Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53808a122e2a96a2d048f09db0f98c539f7b1a310de04efc3eb27a1239d34a70

Aliases

arxiv: 1203.2273 · arxiv_version: 1203.2273v1 · doi: 10.48550/arxiv.1203.2273 · pith_short_12: KOAIUEROFKLK · pith_short_16: KOAIUEROFKLKFUCI · pith_short_8: KOAIUERO

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/KOAIUEROFKLKFUCI6CO3B6MMKO \
  | 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: 53808a122e2a96a2d048f09db0f98c539f7b1a310de04efc3eb27a1239d34a70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c8312ca26409fd2811de4aa88af69d1b3418ffe92c239ed2187fbd3eca4751c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2012-03-10T18:35:01Z",
    "title_canon_sha256": "917fb47c0a78bbe730ae1f8b861cdfcf6c4cd2208c48de73adf51c47343d49e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.2273",
    "kind": "arxiv",
    "version": 1
  }
}