Pith Number

pith:TYTQTLXW

pith:2010:TYTQTLXWD7BFPTPOMIXUGNNU52

not attested not anchored not stored refs pending

Interstellar extinction and polarization -- A spheroidal dust grain approach perspective

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

arxiv:1001.0655 v2 · 2010-01-05 · 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{TYTQTLXWD7BFPTPOMIXUGNNU52}

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	2026-05-18T02:10:05.061658Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e2709aef61fc257cdee622f4335b4eeb17f39588ac13ecc2b73f2282d3b42c5

Aliases

arxiv: 1001.0655 · arxiv_version: 1001.0655v2 · doi: 10.48550/arxiv.1001.0655 · pith_short_12: TYTQTLXWD7BF · pith_short_16: TYTQTLXWD7BFPTPO · pith_short_8: TYTQTLXW

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/TYTQTLXWD7BFPTPOMIXUGNNU52 \
  | 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: 9e2709aef61fc257cdee622f4335b4eeb17f39588ac13ecc2b73f2282d3b42c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f95457263d5a35ed807b72fd1ee5cbfe27d156ca00ce27a9c5c8237c5991aaf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-01-05T09:28:42Z",
    "title_canon_sha256": "530f7a46f07c73641f1263389852464c69c4959b9bfcb558099066f406c7a3a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.0655",
    "kind": "arxiv",
    "version": 2
  }
}