Pith Number

pith:DPC3TY4H

pith:2012:DPC3TY4HJU55YK437Y2IRZOLOO

not attested not anchored not stored refs pending

Cluster Membership Probability: Polarimetric Approach

Biman J. Medhi, Motohide Tamura

arxiv:1212.6840 v1 · 2012-12-31 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DPC3TY4HJU55YK437Y2IRZOLOO}

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	2026-05-18T01:52:22.676673Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1bc5b9e3874d3bdc2b9bfe3488e5cb73a0a768fa0e96ba7bf768fd39f91ca7e6

Aliases

arxiv: 1212.6840 · arxiv_version: 1212.6840v1 · doi: 10.48550/arxiv.1212.6840 · pith_short_12: DPC3TY4HJU55 · pith_short_16: DPC3TY4HJU55YK43 · pith_short_8: DPC3TY4H

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/DPC3TY4HJU55YK437Y2IRZOLOO \
  | 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: 1bc5b9e3874d3bdc2b9bfe3488e5cb73a0a768fa0e96ba7bf768fd39f91ca7e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0550fabc7e6f1d194534d718651b5d2af36ce29cf7d2cad444703302409525b6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-12-31T08:46:27Z",
    "title_canon_sha256": "9713ff33ba93c93a42bb358d79f95d75cff6e6cfd02e7f369a6270d29ecc474c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.6840",
    "kind": "arxiv",
    "version": 1
  }
}