Pith Number

pith:NKDJOPBP

pith:2013:NKDJOPBPGKSADDAQJIKWWN3CZZ

not attested not anchored not stored refs pending

Systematic variations of interstellar linear polarization and growth of dust grains

H. K. Das, I. S. Yakovlev, N. V. Voshchinnikov, V. B. Il'in

arxiv:1303.1033 v2 · 2013-03-05 · 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{NKDJOPBPGKSADDAQJIKWWN3CZZ}

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	2026-05-18T01:51:16.815937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a86973c2f32a4018c104a156b3762ce68368d3ca94f426af86865911654877f

Aliases

arxiv: 1303.1033 · arxiv_version: 1303.1033v2 · doi: 10.48550/arxiv.1303.1033 · pith_short_12: NKDJOPBPGKSA · pith_short_16: NKDJOPBPGKSADDAQ · pith_short_8: NKDJOPBP

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/NKDJOPBPGKSADDAQJIKWWN3CZZ \
  | 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: 6a86973c2f32a4018c104a156b3762ce68368d3ca94f426af86865911654877f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc766381c502f75730c6ffd4cf5bf27ba90ce1177d6a14f398b05d2627230286",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-03-05T13:48:01Z",
    "title_canon_sha256": "e3beeb683ff0aa5c4db8a9eae9942b05291903867e3007faa9244417e4d6f2db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.1033",
    "kind": "arxiv",
    "version": 2
  }
}