Pith Number

pith:3WG5ULH3

pith:2012:3WG5ULH3IFK6QO3TB65AVTJ4UU

not attested not anchored not stored refs pending

Entropy-based Statistical Analysis of PolSAR Data

Abra\~ao D. C. Nascimento, Alejandro C. Frery, Renato J. Cintra

arxiv:1210.4154 v1 · 2012-10-15 · stat.ME · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3WG5ULH3IFK6QO3TB65AVTJ4UU}

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	2026-05-18T01:53:54.945136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd8dda2cfb4155e83b730fba0acd3ca52d3a8bc8f7b4ceac65a42214a506da8d

Aliases

arxiv: 1210.4154 · arxiv_version: 1210.4154v1 · doi: 10.48550/arxiv.1210.4154 · pith_short_12: 3WG5ULH3IFK6 · pith_short_16: 3WG5ULH3IFK6QO3T · pith_short_8: 3WG5ULH3

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/3WG5ULH3IFK6QO3TB65AVTJ4UU \
  | 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: dd8dda2cfb4155e83b730fba0acd3ca52d3a8bc8f7b4ceac65a42214a506da8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f3b8fdeb5c41ff08f0f96f495bec5a0fa67af4e75737f9ec7d67a9573c1b136",
    "cross_cats_sorted": [
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2012-10-15T20:39:26Z",
    "title_canon_sha256": "512848161bfe2f2268f3cce77e15d3f6caa9e7c59ef614033d4f6c6b2baacde5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.4154",
    "kind": "arxiv",
    "version": 1
  }
}