Pith Number

pith:V7CBP33I

pith:2017:V7CBP33IAOWOYSC7GQZZZHV6K7

not attested not anchored not stored refs pending

Hierarchical Watermarking Framework Based on Analysis of Local Complexity Variations

Majid Mohrekesh, Nader Karimi, Shadrokh Samavi, Shahram Shirani, Shekoofeh Azizi

arxiv:1709.03020 v1 · 2017-09-10 · cs.MM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V7CBP33IAOWOYSC7GQZZZHV6K7}

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	2026-05-18T00:35:39.661989Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

afc417ef6803acec485f34339c9ebe57e8ac614f73e317599b6ee41ef5b56ff4

Aliases

arxiv: 1709.03020 · arxiv_version: 1709.03020v1 · doi: 10.48550/arxiv.1709.03020 · pith_short_12: V7CBP33IAOWO · pith_short_16: V7CBP33IAOWOYSC7 · pith_short_8: V7CBP33I

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/V7CBP33IAOWOYSC7GQZZZHV6K7 \
  | 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: afc417ef6803acec485f34339c9ebe57e8ac614f73e317599b6ee41ef5b56ff4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4633e0eb35825dc1b675ac546baf56b84f98ca701b6c4b8c567206b6e307f122",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MM",
    "submitted_at": "2017-09-10T00:40:14Z",
    "title_canon_sha256": "20bc64f9307772f1cdff7f6f3838a478058dbb90ba57ffff2f57d297ffcccedb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.03020",
    "kind": "arxiv",
    "version": 1
  }
}